APA-referens (7:e uppl.)

Bethel, L. L. (1971). Industrial organization and management (5th ed.). McGraw-Hill.

Chicago-referens (17:e uppl.)

Bethel, Lawrence L. Industrial Organization and Management. 5th ed. New York: McGraw-Hill, 1971.

MLA-referens (9:e uppl.)

Bethel, Lawrence L. Industrial Organization and Management. 5th ed. McGraw-Hill, 1971.