TY  - BOOK
AU  - Rumbaugh,Duane M.
AU  - Brockelman,Warren Y.
TI  - Natural history, social behavior, reproduction, vocalizations, prehension
T2  - Gibbon and siamang
SN  - 3805516029
PY  - 1974///
CY  - Basel
PB  - S. Karger
KW  - Gibbons
KW  - Behavior
ER  -