TY  - BOOK
AU  - Petrusewicz,Kazimierz
AU  - Macfadyen,A.
TI  - Productivity of terrestrial animals: principles and methods
U1  - 591.5 
PY  - 1970///
CY  - London
PB  - International Biological Programme by F. A. Davis Co., Philadelphia
KW  - Biological productivity
KW  - Animal Populations
N1  - Includes bibliographycal refarences and index
ER  -