APA引文

(1996). Roots and nitrogen in cropping systems of the Semi- Arid tropics. Tsukuba, Ibaraki, Japan: Japan International Research Center for Agricultural Sciences.

Trích dẫn kiểu Chicago

Roots and Nitrogen in Cropping Systems of the Semi- Arid Tropics. Tsukuba, Ibaraki, Japan: Japan International Research Center for Agricultural Sciences, 1996.

MLA引文

Roots and Nitrogen in Cropping Systems of the Semi- Arid Tropics. Tsukuba, Ibaraki, Japan: Japan International Research Center for Agricultural Sciences, 1996.

警告：這些引文格式不一定是100％准確.