M M C School of management. (1966). Over the telephone: Etiquette and efficiency. MMC.
シカゴスタイル引用形M M C School of management. Over the Telephone: Etiquette and Efficiency. Bombay: MMC, 1966.
MLA引用形式M M C School of management. Over the Telephone: Etiquette and Efficiency. MMC, 1966.
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