APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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