Dyfyniad APA

Stewart, W. D. P., Sampaio, M. J., Isichei, A. O., & Slvester-Bradley, R. (2014). Nitrogen Fixation by Soil Algae of Temperate and Tropical Soils. Plenum Press.

Dyfyniad Arddull Chicago

Stewart, W. D. P., M. J. Sampaio, A. O. Isichei, and R. Slvester-Bradley. Nitrogen Fixation by Soil Algae of Temperate and Tropical Soils. Plenum Press, 2014.

Dyfyniad MLA

Stewart, W. D. P., et al. Nitrogen Fixation by Soil Algae of Temperate and Tropical Soils. Plenum Press, 2014.

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