Dyfyniad APA

(1971). A bunch of labour laws. Southern Book Company.

Dyfyniad Arddull Chicago

A Bunch of Labour Laws. Cochin: Southern Book Company, 1971.

Dyfyniad MLA

A Bunch of Labour Laws. Southern Book Company, 1971.

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