Le Duc, D. R. (1987). Beyond broadcasting: Patterns in policy and law. Longman.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLe Duc, Don R. Beyond Broadcasting: Patterns in Policy and Law. New York: Longman, 1987.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLe Duc, Don R. Beyond Broadcasting: Patterns in Policy and Law. Longman, 1987.
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