(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.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)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). [Portland, Or.: U.S. Dept. of Interior, 1971.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)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, 1971.