TY  - BOOK
TI  - Biololgy 150: organismal and evolutionary ecology 
SN  - 9781269441346
AV  - QH 541 .B56 2013
PY  - 2013///
CY  - Toronto
PB  - Pearson Learning Solutions
KW  - Ecology
N1  - Taken from : Elements of ecology, canadian edition by Thomas M. Smith, Robert Leo Smith
ER  -