Washington (State). Division of Mines and Geology. (1946). Report of investigations - Division of Mines and Geology. For sale by the Dept. of Conservation].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWashington (State). Division of Mines and Geology. Report of Investigations - Division of Mines and Geology. [Olympia: For sale by the Dept. of Conservation], 1946.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWashington (State). Division of Mines and Geology. Report of Investigations - Division of Mines and Geology. For sale by the Dept. of Conservation], 1946.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.