(1971). Columbia River treaty documents: (Treaty between the United States of America and Canada relating to comparative development of the water resources of the Columbia River Basin, and the documents associated therewith). U.S. Dept. of Interior.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रColumbia River Treaty Documents: (Treaty Between the United States of America and Canada Relating to Comparative Development of the Water Resources of the Columbia River Basin, and the Documents Associated Therewith). [Portland, Or.: U.S. Dept. of Interior, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रColumbia River Treaty Documents: (Treaty Between the United States of America and Canada Relating to Comparative Development of the Water Resources of the Columbia River Basin, and the Documents Associated Therewith). U.S. Dept. of Interior, 1971.