TY  - BOOK
AU  - Grzimek,Bernhard
TI  - Grzimek's Encyclopedia of ecology
SN  - 0442229488
AV  - QH540.4 G79 1976
PY  - 1976///
CY  - New York
PB  - Van Nostrand Reinhold Co.
KW  - Ecology
KW  - Encyclopedias
N1  - Includes bibliographical references ( p. 683-686 ) and index
ER  -