Kranz, R., & Kranz, M. (1980). Professional selling, a practical approach. Van Nostrand.
シカゴスタイル引用形Kranz, R.J, , M.K Kranz. Professional Selling, a Practical Approach. New York: Van Nostrand, 1980.
MLA引用形式Kranz, R.J, , M.K Kranz. Professional Selling, a Practical Approach. Van Nostrand, 1980.
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