TY  - BOOK
AU  - Southwood, T.R.E.
TI  - Ecological methods: with particular reference to the study of insect populations 
SN  - 0412307103
AV  - QH541.S6 1966 
PY  - 1966///
CY  - London.
PB  - Chapman and Hall.
KW  - Ecology -- Technique
KW  - Animal populations
ER  -