Dyfyniad APA

Bould, C., & Hewitt, E. (1984). Diagnosis of Mineral Disorders in Plants. Chemical Publishing.

Dyfyniad Arddull Chicago

Bould, C., and E.J Hewitt. Diagnosis of Mineral Disorders in Plants. New York: Chemical Publishing, 1984.

Dyfyniad MLA

Bould, C., and E.J Hewitt. Diagnosis of Mineral Disorders in Plants. Chemical Publishing, 1984.

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