Dyfyniad APA

Isichei, A. O., Sanford, W. W., & Rosswall, T. (2014). Nitrogen Loss by Burning from Nigerian Grassland Ecosystems. Royal Swedish Academy of Sciences.

Dyfyniad Arddull Chicago

Isichei, A. O., W. W. Sanford, and T. Rosswall. Nitrogen Loss by Burning from Nigerian Grassland Ecosystems. Royal Swedish Academy of Sciences, 2014.

Dyfyniad MLA

Isichei, A. O., et al. Nitrogen Loss by Burning from Nigerian Grassland Ecosystems. Royal Swedish Academy of Sciences, 2014.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.