Fitzpatrick, S. (2013). There are no sad dogs in heaven: Finding comfort after the loss of a pet (Berkley Trade paperback edition.). Berkley Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFitzpatrick, Sonya. There Are No Sad Dogs in Heaven: Finding Comfort After the Loss of a Pet. Berkley Trade paperback edition. New York: Berkley Books, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFitzpatrick, Sonya. There Are No Sad Dogs in Heaven: Finding Comfort After the Loss of a Pet. Berkley Trade paperback edition. Berkley Books, 2013.
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