TY  - BOOK
AU  - Tinbergen,Niko
ED  - Time-Life Books.
TI  - Animal behaviour
T2  - Life nature library
U1  - 591.5 23
PY  - 1969///
CY  - Amsterdam
PB  - Time-Life International (Nederland)
KW  - Animal behavior
N1  - Includes bibliographical references and index
ER  -