TY  - BOOK
AU  - Darwin,Charles
TI  - The Descent of Man, and Selection in Relation to Sex
T2  - The Works of Charles Darwin,
SN  - 0404084095
AV  - QH365 .D2 1972
U1  - 575.01/62 
CY  - [New York
PB  - AMS Press
KW  - Evolution (Biology)
KW  - Sexual selection in animals
KW  - Sexual dimorphism (Animals)
KW  - Sex differences
KW  - Human beings
KW  - Origin
ER  -