TY  - BOOK
AU  - Engels,Wolf
AU  - Buschinger,A.
TI  - Social insects: an evolutionary approach to castes and reproduction 
SN  - 0387508120 (U.S. : alk. paper)
AV  - QL496 .S62 1990
U1  - 595.7 20
PY  - 1990///, c1989
CY  - Berlin, New York
PB  - Springer-Verlag
KW  - Insects
KW  - Behavior
KW  - Reproduction
KW  - Social hierarchy in animals
ER  -