Dyfyniad APA

Bland, B. F. (1971). Crop production: Cereals and legumes. Acadamic Press.

Dyfyniad Arddull Chicago

Bland, B F. Crop Production: Cereals and Legumes. London: Acadamic Press, 1971.

Dyfyniad MLA

Bland, B F. Crop Production: Cereals and Legumes. Acadamic Press, 1971.

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