Humphries, J. (2000). How to manage a sales team: A practical guide to sales leadership (Deluxe ed.). Grolier International Inc.
Chicagoスタイル(17版)引用形式Humphries, John. How to Manage a Sales Team: A Practical Guide to Sales Leadership. Deluxe ed. Wanchai, Hong Kong: Grolier International Inc, 2000.
MLA(9版)引用形式Humphries, John. How to Manage a Sales Team: A Practical Guide to Sales Leadership. Deluxe ed. Grolier International Inc, 2000.
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