Croucher, J. S. (1998). Introductory mathematics and statistics for business. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Croucher, John S. Introductory Mathematics and Statistics for Business. McGraw-Hill, 1998.
Lua MLA (8ú heag.)Croucher, John S. Introductory Mathematics and Statistics for Business. McGraw-Hill, 1998.
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