TY  - BOOK
AU  - Sagan, Carl 
TI  - The Dragons of Eden: speculations on the evolution of human intelligence
SN  - 0345260317
PY  - 1977///
CY  - New York
PB  - Ballantine Books
KW  - Intellect
KW  - Brain
KW  - Genetic psychology
N1  - Includes Bibliography and Index
ER  -