diff --git a/app/libros/urls.py b/app/libros/urls.py
new file mode 100644
index 0000000..8afa40c
--- /dev/null
+++ b/app/libros/urls.py
@@ -0,0 +1,10 @@
+# app/libros/urls.py
+
+from django.urls import path
+from app.libros.views import ping, LibrosList
+
+
+urlpatterns = [
+    path("ping/", ping, name="ping"),
+    path("api/libros/", LibrosList.as_view()),
+]
\ No newline at end of file
diff --git a/app/libros/views.py b/app/libros/views.py
index 5178c63..c840f93 100644
--- a/app/libros/views.py
+++ b/app/libros/views.py
@@ -1,11 +1,22 @@
+# app/libros/views.py
+
 from django.http import JsonResponse
-from django.http import JsonResponse
+from rest_framework.views import APIView # nuevo
+from rest_framework.response import Response # nuevo
+from rest_framework import status # nuevo
+from .serializers import LibroSerializer # nuevo
 
 
 def ping(request):
     data = {"ping": "pong!"}
     return JsonResponse(data)
 
-def ping(request):
-    data = {"ping": "pong!"}
-    return JsonResponse(data)
\ No newline at end of file
+
+class LibrosList(APIView):
+
+    def post(self, request):
+        serializer = LibroSerializer(data=request.data)
+        if serializer.is_valid():
+            serializer.save()
+            return Response(serializer.data, status=status.HTTP_201_CREATED)
+        return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
\ No newline at end of file
diff --git a/proyecto/urls.py b/proyecto/urls.py
index 4170ec6..e880062 100644
--- a/proyecto/urls.py
+++ b/proyecto/urls.py
@@ -1,10 +1,9 @@
+# proyecto/urls.py
+
 from django.contrib import admin
-from django.urls import path
-
-from app.libros.views import ping
-
+from django.urls import path, include
 
 urlpatterns = [
-    path('admin/', admin.site.urls),
-    path('ping/', ping, name="ping"),
+    path("admin/", admin.site.urls),
+    path("", include("app.libros.urls")),
 ]
\ No newline at end of file
diff --git a/tests/libros/test_views.py b/tests/libros/test_views.py
new file mode 100644
index 0000000..e20a632
--- /dev/null
+++ b/tests/libros/test_views.py
@@ -0,0 +1,30 @@
+# tests/libros/test_views.py
+
+import pytest
+from app.libros.models import Libros
+
+
+@pytest.mark.django_db
+def test_add_movie(client):
+    # Given
+    libros = Libros.objects.all()
+    assert len(libros) == 0
+
+    # When
+    resp = client.post(
+        "/api/libros/",
+        {
+            "title": "El fin de la eternidad",
+            "genre": "Ciencia Ficción",
+            "author": "Isaac Asimov",
+            "year": "1955",
+        },
+        content_type="application/json"
+    )
+
+    # Then
+    assert resp.status_code == 201
+    assert resp.data["title"] == "El fin de la eternidad"
+
+    libros = Libros.objects.all()
+    assert len(libros) == 1
\ No newline at end of file
diff --git a/tests/libros/test_ejemplo.py b/tests/test_ejemplo.py
similarity index 100%
rename from tests/libros/test_ejemplo.py
rename to tests/test_ejemplo.py
diff --git a/tests/libros/test_ping.py b/tests/test_ping.py
similarity index 100%
rename from tests/libros/test_ping.py
rename to tests/test_ping.py