TY  - BOOK
AU  - Pearse, A.S.
AU  - Shelford, Victor E., ded.
TI  - Animal ecology
U1  - 591.7 21st ed
PY  - 1926///
CY  - New York
PB  - McGraw-Hill
KW  - Animal ecology
N1  - 383-417 includes index
ER  -