Sachar, L. (1998). Holes: Some secrets are too big to keep hidden. Dell Yearling.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSachar, Louis. Holes: Some Secrets Are Too Big to Keep Hidden. New York: Dell Yearling, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSachar, Louis. Holes: Some Secrets Are Too Big to Keep Hidden. Dell Yearling, 1998.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.