APA استشهاد

Allen, V. (1957). Trade union leadership. Longmans, green and company.

استشهاد بنمط شيكاغو

Allen, V.L. Trade Union Leadership. London: Longmans, green and company, 1957.

MLA استشهاد

Allen, V.L. Trade Union Leadership. Longmans, green and company, 1957.