Robot

1. 

   Book 1

   I, Robot

   Isaac Asimov

2. 

   Book 3

   The Naked Sun

   Isaac Asimov

3. 

   Book 4

   Robots and Empire

   Isaac Asimov

4. 

   The Caves of Steel

   Isaac Asimov

5. 

   The Robots of Dawn

   Isaac Asimov

6. 

   The Complete Robot

   Isaac Asimov

7. 

   Robot Dreams

   Isaac Asimov

8. 

   The Positronic Man

   Isaac Asimov, Robert Silverberg

9. 

   The Bicentennial Man and Other Stories [12 works]

   Isaac Asimov

10. 

    Robot Visions

    Isaac Asimov

11. 

    The Rest of the Robots [8 stories, 2 novels]

    Isaac Asimov

Book data and covers from Open Library (openlibrary.org).