Hedgepeth William, Al, C., & Findley John Drawings by. (1978). The hog book. Dolphin Books.
Lua i Stíl Chicago (17ú heag.)Hedgepeth William, Clayton Al, agus Findley John Drawings by. The Hog Book. New York: Dolphin Books, 1978.
Lua MLA (9ú heag.)Hedgepeth William, et al. The Hog Book. Dolphin Books, 1978.
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