APA (7 वां संस्करण) प्रशस्ति पत्र

Watson-Delestree A. Anne. (1992). Basic Telephone Training: A Basic Course in Telephone Language and Skills. Boston, Thomson, 1992.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Watson-Delestree A. Anne. Basic Telephone Training: A Basic Course in Telephone Language and Skills. Boston, Thomson, 1992, 1992.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Watson-Delestree A. Anne. Basic Telephone Training: A Basic Course in Telephone Language and Skills. Boston, Thomson, 1992, 1992.

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