Dyfyniad APA

International Labour Office & Kanawaty, G. (1992). Introduction to work study (4th (rev.) ed.). International Labour Office.

Dyfyniad Arddull Chicago

International Labour Office and George Kanawaty. Introduction to Work Study. 4th (rev.) ed. Geneva: International Labour Office, 1992.

Dyfyniad MLA

International Labour Office and George Kanawaty. Introduction to Work Study. 4th (rev.) ed. International Labour Office, 1992.

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