APA aipamena

Beal, E. F., & Wickersham, E. D. (1963). The practice of collective bargaining (Rev. ed.). Unwin.

Chicago Style aipamena

Beal, Edwin F., and Edward D. Wickersham. The Practice of Collective Bargaining. Rev. ed. Homewood, Ill.: Unwin, 1963.

MLA aipamena

Beal, Edwin F., and Edward D. Wickersham. The Practice of Collective Bargaining. Rev. ed. Unwin, 1963.