AUSUBEL, H. (1950). Historians and their craft: A study of the. Russell & Russell.
Chicago Style (17th ed.) ZitazioaAUSUBEL, Herman. Historians and Their Craft: A Study of the. New York: Russell & Russell, 1950.
MLA (9th ed.) ZitazioaAUSUBEL, Herman. Historians and Their Craft: A Study of the. Russell & Russell, 1950.
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