TY  - BOOK
AU  - Croll, N. A.
TI  - Ecology of Parasites
U1  - 591.5 
PY  - 1966///
CY  - London
PB  - Heinemann Educational Books Ltd.
KW  - Pure Sciences
KW  - Zoological sciences
KW  - Ecology
KW  - Parasites
ER  -