Gaya APA
Macdonald, I., Low, J. (1994, 1985).
Livestock rearing in the tropics / Ian Macdonald, John Low .
London:
Macmillan.
Gaya MLA
Macdonald, Ian., Low, John.
"Livestock rearing in the tropics / Ian Macdonald, John Low".
London:
Macmillan,
1994, 1985.
Textbook.