APA引文

Isichei, A. O. (2014). Nitrogen in Savanna Grass and Litter.

Chicago Style (17th ed.) Citation

Isichei, Augustine O. Nitrogen in Savanna Grass and Litter. 2014.

MLA引文

Isichei, Augustine O. Nitrogen in Savanna Grass and Litter. 2014.

警告：這些引文格式不一定是100％准確.