TY  - BOOK
AU  - Willemstein,S.C.
TI  - An evolutionary basis for pollination ecology
SN  - 9004084576
PY  - 1987///
CY  - Leiden
PB  - E. J. Brill
KW  - Insects
KW  - Evolution
KW  - Food
KW  - Ecology
KW  - Botany
ER  -