APA (7 वां संस्करण) प्रशस्ति पत्र
Kagan, A. (2015). Progressive library organizations: A worldwide history. McFarland & Company, Inc., Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Kagan, Alfred. Progressive Library Organizations: A Worldwide History. Jefferson, North Carolina: McFarland & Company, Inc., Publishers, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Kagan, Alfred. Progressive Library Organizations: A Worldwide History. McFarland & Company, Inc., Publishers, 2015.
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