(1987). Parasites of sheep. New Jersey: Merck co.
Trích dẫn kiểu ChicagoParasites of Sheep. New Jersey: Merck co, 1987.
MLA CitationParasites of Sheep. New Jersey: Merck co, 1987.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.
(1987). Parasites of sheep. New Jersey: Merck co.
Trích dẫn kiểu ChicagoParasites of Sheep. New Jersey: Merck co, 1987.
MLA CitationParasites of Sheep. New Jersey: Merck co, 1987.