Παραπομπή APA

J F D Greenhalgh, P Mc Donald, R A Edwards, & R A Edwards. (1957). Animal nutrition (3rd.). England.

Παραπομπή Chicago Style

J F D Greenhalgh, P Mc Donald, R A Edwards, και R A Edwards. Animal Nutrition. 3rd. England, 1957.

Παραπομπή MLA

J F D Greenhalgh, et al. Animal Nutrition. 3rd. England, 1957.