TY  - BOOK
AU  - Clark, R.L.
TI  - The Entomology of Insect Populations in theory and Practice
SN  - 0 412 21170 X
AV  - 595.70524/CLA 
U1  - 595.70524/CLA 1
PY  - 1967///
CY  - London
PB  - Chapman and Hall Ltd
ER  -