Dyfyniad APA

Singer, H. W. (1982). Technologies for basic needs (Second edition.). International Labour Office.

Dyfyniad Arddull Chicago

Singer, H. W. Technologies for Basic Needs. Second edition. Geneva: International Labour Office, 1982.

Dyfyniad MLA

Singer, H. W. Technologies for Basic Needs. Second edition. International Labour Office, 1982.

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