APA-referens (7:e uppl.)

Coffman, L. D. (1939). Freedom through education. University of Minnesota.

Chicago-referens (17:e uppl.)

Coffman, Lotus Delta. Freedom Through Education. Minneapolis: University of Minnesota, 1939.

MLA-referens (8:e uppl.)

Coffman, Lotus Delta. Freedom Through Education. University of Minnesota, 1939.