Cowles, C., Clark, S., & Kingsbury, M. (1978). Northwest traditions: Seattle Art Museum, June 29 December 10, 1978. The Museum.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCowles, Charles, Sarah Clark, और Martha Kingsbury. Northwest Traditions: Seattle Art Museum, June 29 December 10, 1978. [Seattle]: The Museum, 1978.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCowles, Charles, et al. Northwest Traditions: Seattle Art Museum, June 29 December 10, 1978. The Museum, 1978.
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