Dyfyniad APA

(1960). Chemistry and technology of fertilizers. New York: Reinhold.

Dyfyniad Arddull Chicago

Chemistry and Technology of Fertilizers. New York: Reinhold, 1960.

Dyfyniad MLA

Chemistry and Technology of Fertilizers. New York: Reinhold, 1960.

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