Hannas, L. (1981). The jigsaw Book: Celebrating two centuries of jigsaw-puzzling round the world. The Dial Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHannas, Linda. The Jigsaw Book: Celebrating Two Centuries of Jigsaw-puzzling Round the World. New York: The Dial Press, 1981.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHannas, Linda. The Jigsaw Book: Celebrating Two Centuries of Jigsaw-puzzling Round the World. The Dial Press, 1981.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.