APA-referens (7:e uppl.)

Odell, W. R., Clark, H. F., Miller, G. D., Paulson, O. B., Travis, D. L., & Twiss, R. M. (1937). Directed activities to accompany How modern business serves us. Ginn and Company.

Chicago-referens (17:e uppl.)

Odell, William Rockhold, Harold F. Clark, Guy D. Miller, Oscar B. Paulson, Dorothy L. Travis, och Ruth M. Twiss. Directed Activities to Accompany How Modern Business Serves Us. Boston : New York [etc.]: Ginn and Company, 1937.

MLA-referens (8:e uppl.)

Odell, William Rockhold, et al. Directed Activities to Accompany How Modern Business Serves Us. Ginn and Company, 1937.