B W Calnak, B W CALNEK, & H John Marnes. (1994). Diseases of poultry (9.). AMES.
Chicago Edition CitationB W Calnak, B W CALNEK, and H John Marnes. Diseases of Poultry. 9. AMES, 1994.
MLA引文B W Calnak, et al. Diseases of Poultry. 9. AMES, 1994.
警告:這些引文格式不一定是100%准確.