Washington (State). Department of Ecology. (1994). Wetlands tape. Washington State Dept. of Ecology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWashington (State). Department of Ecology. Wetlands Tape. [Olympia, Wash.?]: Washington State Dept. of Ecology, 1994.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWashington (State). Department of Ecology. Wetlands Tape. Washington State Dept. of Ecology, 1994.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.