APA استشهاد

Cole, G. (1962). Introduction to trade unionism. Allen & Unwin.

استشهاد بنمط شيكاغو

Cole, G.D.H. Introduction to Trade Unionism. London: Allen & Unwin, 1962.

MLA استشهاد

Cole, G.D.H. Introduction to Trade Unionism. Allen & Unwin, 1962.