Cita APA (7th ed.)

Fisher, D. F. (1930). Learn or perish. H. Liveright.

Cita Chicago (17th ed.)

Fisher, Dorothea Frances. Learn or Perish. New York: H. Liveright, 1930.

Cita MLA (9th ed.)

Fisher, Dorothea Frances. Learn or Perish. H. Liveright, 1930.

Atenció: Aquestes cites poden no estar 100% correctes.