TY  - BOOK
AU  - John A. Wallwork
TI  - Ecology of soil animals
U1  - 631.461 
PY  - 1970///
CY  - London
PB  - McGraw-Hill Publishing Company Ltd
N1  - John A. Wallwork: Ecology of soil animals.  London.  McGraw-Hill Publishing Company Ltd, 1970.--(631.461WAL)
ER  -