Gaya APA
Acha, P, N., Szyfres, B. (2003).
Zoonoses and communicable disease common to man and animals Vol 3, Parasitoses (3).
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Pan American Health Organization.
Gaya MLA
Acha, Pedro, N.., Szyfres, Boris.
"Zoonoses and communicable disease common to man and animals Vol 3, Parasitoses".
3
:
Pan American Health Organization,
2003.
Text.