Dyfyniad APA

Russell Sage Foundation. (1914). Wage-earning Pittsburgh. Survey Associates.

Dyfyniad Arddull Chicago

Russell Sage Foundation. Wage-earning Pittsburgh. New York: Survey Associates, 1914.

Dyfyniad MLA

Russell Sage Foundation. Wage-earning Pittsburgh. Survey Associates, 1914.

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