Dyfyniad APA

Yuan, Z. Y., & Chen, H. Y. H. (2012). A global analysis of fine root production as affected by soil nitrogen and phosphorus. The Royal Society.

Dyfyniad Arddull Chicago

Yuan, Z. Y., and Han Y. H. Chen. A Global Analysis of Fine Root Production As Affected By Soil Nitrogen and Phosphorus. The Royal Society, 2012.

Dyfyniad MLA

Yuan, Z. Y., and Han Y. H. Chen. A Global Analysis of Fine Root Production As Affected By Soil Nitrogen and Phosphorus. The Royal Society, 2012.

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