Παραπομπή σε μορφή APA (7η εκδ.)

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.

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (8th εκδ.)

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