Craig, J. A., & Hacker, R. L. (1940). The history and development of the fisheries of the Columbia River. U.S. Govt. Print. Off..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCraig, Joseph Allen, और Robert L. Hacker. The History and Development of the Fisheries of the Columbia River. Washington: U.S. Govt. Print. Off., 1940.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCraig, Joseph Allen, और Robert L. Hacker. The History and Development of the Fisheries of the Columbia River. U.S. Govt. Print. Off., 1940.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.