Dyfyniad APA

Kelly, F. (2013). Seed production of agricultural crops. Scienific publishers.

Dyfyniad Arddull Chicago

Kelly, Fenwick. Seed Production of Agricultural Crops. Jodhpur: Scienific publishers, 2013.

Dyfyniad MLA

Kelly, Fenwick. Seed Production of Agricultural Crops. Scienific publishers, 2013.

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