APA ציטוט

Eusebio, J. (1980). Pig production in the tropics. Longman group limited.

Chicago Edition Citation

Eusebio, J.A. Pig Production in the Tropics. London: Longman group limited, 1980.

ציטוט MLA

Eusebio, J.A. Pig Production in the Tropics. Longman group limited, 1980.