Barbash, J. (1952). Unions and telephones: The story of the Communications Workers of America. Harper.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBarbash, Jack. Unions and Telephones: The Story of the Communications Workers of America. New York: Harper, 1952.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBarbash, Jack. Unions and Telephones: The Story of the Communications Workers of America. Harper, 1952.
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