Wisniewski,Mik. (1901). Introductory mathematical methods in economics. McGraw Hill Book Company.
Chicago Style aipamenaWisniewski,Mik. Introductory Mathematical Methods in Economics. London: McGraw Hill Book Company, 1901.
MLA aipamenaWisniewski,Mik. Introductory Mathematical Methods in Economics. McGraw Hill Book Company, 1901.
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