Παραπομπή APA
Huffman, H. (1986). Programmed business mathematics: Business ownership,depreciation,compound,interest,investments,and statistics (5th ed.). New York: McGraw-Hill book co..
Παραπομπή Chicago StyleHuffman, Harry. Programmed Business Mathematics: Business Ownership,depreciation,compound,interest,investments,and Statistics. 5th ed. New York: McGraw-Hill book co., 1986.
Παραπομπή MLAHuffman, Harry. Programmed Business Mathematics: Business Ownership,depreciation,compound,interest,investments,and Statistics. 5th ed. New York: McGraw-Hill book co., 1986.
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