TY  - BOOK
AU  - Bennett, Donald Peter.
AU  - Humphries, David A.
TI  -  Introduction to field biology
SN  - 0713124598.
U1  - 570 
PY  - 1974///
CY  - London
PB  - Edward Arnold
KW  - Biology
KW  -  Fieldwork
N1  - Includes bibliographical references p. ([242]-250) and index
ER  -