APA ציטוט

Papavizas, G. C. (1981). Beltsville symposia in agricultural research. London: Allanheld, Osmun Publishers.

Trích dẫn kiểu Chicago

Papavizas, George C. Beltsville Symposia in Agricultural Research. London: Allanheld, Osmun Publishers, 1981.

ציטוט MLA

Papavizas, George C. Beltsville Symposia in Agricultural Research. London: Allanheld, Osmun Publishers, 1981.