Cita APA (7th ed.)

AUSUBEL, H. (1950). Historians and their craft: A study of the. Russell & Russell.

Cita Chicago (17th ed.)

AUSUBEL, Herman. Historians and Their Craft: A Study of the. New York: Russell & Russell, 1950.

Cita MLA (9th ed.)

AUSUBEL, Herman. Historians and Their Craft: A Study of the. Russell & Russell, 1950.