1. 01. English Non Fiction Shadows of forgotten ancestors:a search for who we are / Carl Sagan and Ann Druyan by Sagan, Carl and Ann Druyan Publication: N.Y. Random House 1992 . 505 p. , Includes bibliographical references and index. Date:1992 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction COMET by SAGAN, CARL & ANN DRUYAN Publication: RANDOM HOUSE 1985 Date:1985 Availability: Copies available: (1), Actions:
3. 01. English Non Fiction DRAGONS OF EDEN: SPECULATIONS ON THE EVOLUTION OF HUMAN INTELLIGENCE by SAGAN, CARL Publication: BALLANTINE 1977 Date:1977 Availability: Copies available: (1), Actions: