TY  - BOOK
AU  - Wickler, Wolfgang
AU  - Garne, Francisca
TI  - The sexual code: the social behavior of animals and men 
AV  - QL 761 W513
PY  - 1972///
CY  - Garden City, N.Y.
PB  - Doubleday
KW  - Conducta sexual en animales
ER  -