TY  - BOOK
AU  - Sagan,Carl
TI  - The dragons of Eden: speculations on the evolution of human intelligence
U1  - 153 
PY  - 1977///
CY  - New York
PB  - Random House
KW  - Intellect
KW  - Brain
KW  - Genetic psychology
N1  - Includes index
ER  -