Dyfyniad APA

Staphorst, J. (1970). Glycine supplementation of media and nitrogen fixation of Rhizobium meliloti Dangeard on Medicago sativa L. [s.n.].

Dyfyniad Arddull Chicago

Staphorst, J.L. Glycine Supplementation of Media and Nitrogen Fixation of Rhizobium Meliloti Dangeard on Medicago Sativa L. Pretoria: [s.n.], 1970.

Dyfyniad MLA

Staphorst, J.L. Glycine Supplementation of Media and Nitrogen Fixation of Rhizobium Meliloti Dangeard on Medicago Sativa L. [s.n.], 1970.

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