Dyfyniad APA

Commonwealth Bureau of Soil Science & Commonwealth Agricultural Bureaux. (1947). Technical communication. Commonwealth Agricultural Bureau.

Dyfyniad Arddull Chicago

Commonwealth Bureau of Soil Science and Commonwealth Agricultural Bureaux. Technical Communication. Farnham Royal, Eng.: Commonwealth Agricultural Bureau, 1947.

Dyfyniad MLA

Commonwealth Bureau of Soil Science and Commonwealth Agricultural Bureaux. Technical Communication. Commonwealth Agricultural Bureau, 1947.

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