APA aipamena

American Society of Agronomy. (1998). Publications handbook and style manual. American Society of Agronomy.

Chicago Style aipamena

American Society of Agronomy. Publications Handbook and Style Manual. Wisconsin: American Society of Agronomy, 1998.

MLA aipamena

American Society of Agronomy. Publications Handbook and Style Manual. American Society of Agronomy, 1998.