Hatch, M. H. (1949). A century of entomology in the Pacific Northwest. Univ. of Washington Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHatch, Melville Harrison. A Century of Entomology in the Pacific Northwest. Seattle: Univ. of Washington Press, 1949.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHatch, Melville Harrison. A Century of Entomology in the Pacific Northwest. Univ. of Washington Press, 1949.
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