Reddy, K., & Q'Conner, G. S. (1999). Phosphorus biogeo chemistry in subtropical ecosystems. Lewis Publishers.
Dyfyniad Arddull ChicagoReddy, K.R, and G.A. Schelske Q'Conner. Phosphorus Biogeo Chemistry in Subtropical Ecosystems. London: Lewis Publishers, 1999.
Dyfyniad MLAReddy, K.R, and G.A. Schelske Q'Conner. Phosphorus Biogeo Chemistry in Subtropical Ecosystems. Lewis Publishers, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.