TY  - BOOK
AU  - Varley,G.C.
AU  - Gradwell,G.R.
AU  - Hassell,M.P.
TI  - Insect population ecology: an analytical approach 
SN  - 0632080507
PY  - 1973///
CY  - Oxford
PB  - Blackwell Scientific Publications
KW  - Insect populations
KW  - Zoology
KW  - Ecology
ER  -