APA aipamena

Johnsen, J. E. c. (1935). Collective bargaining. Wilson.

Chicago Style aipamena

Johnsen, Julia Emily comp. Collective Bargaining. New York: Wilson, 1935.

MLA aipamena

Johnsen, Julia Emily comp. Collective Bargaining. Wilson, 1935.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.