TY  - BOOK
AU  - Sagan, Carl
TI  - The dragons of eden: speculations on the evolution of human intelligence
SN  - 0345346297
U1  - 573.2 
PY  - 1977///
CY  - New York
PB  - Ballantine Books
KW  - Genetic psychology; Intellect-Evolution; Intellect
KW  - Science
ER  -