TY  - BOOK
ED  - Canada. University of Toronto
TI  - Ecology and physiology of parasites ; a symposium held at university of Toronto 19 and 20 february 1971
SN  - 85-274-298-0
U1  - 574.5249 
PY  - 1971///
CY  - Canada
PB  - University of Toronto Press
KW  - Parasitología ecología y fisiología
N1  - FACULTAD DE ZOOTECNIA
ER  -