TY  - BOOK
AU  - Krebs Charlse J
AU  - Charlse J Krebs
TI  - Ecological methodology
SN  - 0321021738
U1  - 577.072 7 
PY  - 1998///
CY  - New York
PB  - Addison wesley longman inc.
KW  - Ecological methodology
KW  - Animal and plant population
KW  - Species diversity measures
ER  -