John K Winkler. (1982). Farm animal health and disease control (2.). Hea & febiger.
Chicago Edition CitationJohn K Winkler. Farm Animal Health and Disease Control. 2. Hea & febiger, 1982.
MLA引文John K Winkler. Farm Animal Health and Disease Control. 2. Hea & febiger, 1982.
警告:這些引文格式不一定是100%准確.