Isichei, A. O. (2014). Nitrogen in Savanna Grass and Litter.
芝加哥风格引文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：这些引文格式不一定是100％准确.
APA引文