Citazione APA

Diehl, H. S., & Shepard, C. E. (1939). The health of college students. American Council on Education.

Stile di citazione Chicago

Diehl, Harold Sheely, e Charles Edward Shepard. The Health of College Students. Washington, D.C.: American Council on Education, 1939.

Citazione MLA

Diehl, Harold Sheely, e Charles Edward Shepard. The Health of College Students. American Council on Education, 1939.