TY  - BOOK
AU  - POLLARD,E
AU  - YATES,T.J.
TI  - MONITORING BUTTERFLIES FOR ECOLOGY AND CONSERVATION / 
U1  - 595.789 
PY  - 1993///
CY  - [S.N] : 
PB  - CHAPMAN & HALL ، 
KW  - ECOLOGY
KW  - BUTTERFLIES
KW  - INSECTS
ER  -