TY  - BOOK
AU  - Henderson P A
TI  - Practical methods in ecology
SN  - 1405102446 (pbk)
U1  - G:5:f, P3 
PY  - 2003///
CY  - Oxford
PB  - Blackwell Pub.        
KW  -  Ecology
KW  -  Practical
KW  - Biology
N1  - Bibliographical references 152-159p
ER  -