Courant,Richard and Robbins,Herbert. (1941). What is Mathematics?: An Elementary Approach to Ideas and Methods (1941.). Oxford University Press.
Chicago Edition CitationCourant,Richard and Robbins,Herbert. What Is Mathematics?: An Elementary Approach to Ideas and Methods. 1941. London: Oxford University Press, 1941.
Cita MLACourant,Richard and Robbins,Herbert. What Is Mathematics?: An Elementary Approach to Ideas and Methods. 1941. Oxford University Press, 1941.
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