APA (7 वां संस्करण) प्रशस्ति पत्र

Derkey, R. E., Joseph, N. L., & Lasmanis, R. (1990). Metal mines of Washington: Preliminary report. Washington State Dept. of Natural Resources, Division of Geology and Earth Resources.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Derkey, Robert E., Nancy L. Joseph, और Raymond Lasmanis. Metal Mines of Washington: Preliminary Report. [Olympia, Wash.?]: Washington State Dept. of Natural Resources, Division of Geology and Earth Resources, 1990.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Derkey, Robert E., et al. Metal Mines of Washington: Preliminary Report. Washington State Dept. of Natural Resources, Division of Geology and Earth Resources, 1990.

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