E vD Parnell. (1957). Profitable poultry production. John wiley & sons Inc.
Chicago Edition CitationE vD Parnell. Profitable Poultry Production. John wiley & sons Inc, 1957.
MLA citiranjeE vD Parnell. Profitable Poultry Production. John wiley & sons Inc, 1957.
Opozorilo: Ti citati niso vedno 100% točni.