Harrop, D. A. (1980). A history of the Gregynog Press. Private Libraries Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHarrop, Dorothy A. A History of the Gregynog Press. Pinner, Middlesex: Private Libraries Association, 1980.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHarrop, Dorothy A. A History of the Gregynog Press. Private Libraries Association, 1980.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.
