TY  - BOOK
ED  - BRITANICA
TI  - Britanica learning library : science and nature
SN  - 1-59339-033-5
U1  - GR.577 B862 2003 
PY  - 2003///
CY  - Chicago
PB  -  Encyclopaedia Britanica
KW  - Ecology
N1  - 1. Includes glossary
ER  -