APA引文

Maplesden, D. C. (1966). Canine and Feline Nutritional Requirements.

Citação norma Chicago

Maplesden, D. C. Canine and Feline Nutritional Requirements. 1966.

MLA引文

Maplesden, D. C. Canine and Feline Nutritional Requirements. 1966.

警告：這些引文格式不一定是100％准確.