Conrad, H., & Johnson, J. (2012). Things your dog doesn't want you to know: 11courageous canines tell all. Sourcebooks.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रConrad, Hy, और Jeff Johnson. Things Your Dog Doesn't Want You to Know: 11courageous Canines Tell All. Napierville, Ill.: Sourcebooks, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रConrad, Hy, और Jeff Johnson. Things Your Dog Doesn't Want You to Know: 11courageous Canines Tell All. Sourcebooks, 2012.
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