APA引文

(2003). Forages resources CD. [United State]: Iowa State Press, Ames, IA.

Trích dẫn kiểu Chicago

Forages Resources CD. [United State]: Iowa State Press, Ames, IA, 2003.

MLA引文

Forages Resources CD. [United State]: Iowa State Press, Ames, IA, 2003.

警告：这些引文格式不一定是100％准确.