APA (7th ed.) Zitazioa
Sawyer, W. W. (1962). What is calculus about? Mathematical Association of America.
Chicago Style (17th ed.) Zitazioa
Sawyer, W. W. What Is Calculus About? Washington, D.C.: Mathematical Association of America, 1962.
MLA (9th ed.) Zitazioa
Sawyer, W. W. What Is Calculus About? Mathematical Association of America, 1962.
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