Sperling, A. P., Stuart, M., & Peckaitis, C. M. (1991). Mathematics made simple (5th ed.). Made Simple Books.
Chicago Style (17. basım) AtıfSperling, Abraham Paul, Monroe Stuart, ve Christine M. Peckaitis. Mathematics Made Simple. 5th ed. New York: Made Simple Books, 1991.
MLA (9th ed.) AtıfSperling, Abraham Paul, et al. Mathematics Made Simple. 5th ed. Made Simple Books, 1991.
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