APA引文

E J Undeerwood. (1971). Trace elements in human and animal nutrition (3rd.). Academic press.

Chicago Edition Citation

E J Undeerwood. Trace Elements in Human and Animal Nutrition. 3rd. Academic press, 1971.

MLA引文

E J Undeerwood. Trace Elements in Human and Animal Nutrition. 3rd. Academic press, 1971.

警告：這些引文格式不一定是100％准確.