TY  - BOOK
AU  - Ewer, D.W.
AU  - Hall, J.B.
AU  - Mitchelmore, June
TI  - Ecological Biology: Teacher's Guide
SN  - 0582606470
U1  - 574.5 
PY  - 1975///
CY  - London
PB  - Longman Group Limited
KW  - Life sciences
KW  - Pure Sciences
KW  - Biology
KW  - Ecology
ER  -