E vD Parnell. (1957). Profitable poultry production. John wiley & sons Inc.
Chicago Edition CitationE vD Parnell. Profitable Poultry Production. John wiley & sons Inc, 1957.
Cita MLAE vD Parnell. Profitable Poultry Production. John wiley & sons Inc, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.