APA aipamena

Bradley, P. D. (1956). Involuntary participation in unionism. American Enterprise Association.

Chicago Style aipamena

Bradley, Philip D. Involuntary Participation in Unionism. Washington: American Enterprise Association, 1956.

MLA aipamena

Bradley, Philip D. Involuntary Participation in Unionism. American Enterprise Association, 1956.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.