M M C School of management. (1966). Over the telephone: Etiquette and efficiency. MMC.
Chicago Stili AlıntıM M C School of management. Over the Telephone: Etiquette and Efficiency. Bombay: MMC, 1966.
MLA AlıntıM M C School of management. Over the Telephone: Etiquette and Efficiency. MMC, 1966.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..