Index of surface-water records :
part 6. Missouri River Basin to September 30, 1947 /
B. R. Colby and R. E. Oltman.
APA Citation
Colby, B. R. (Bruce Ronald)., Geological Survey (U.S.). (1948). Index of surface-water records: part 6. Missouri River Basin to September 30, 1947. Washington, D.C.: U.S. Dept. of the Interior, Geological Survey.
MLA Citation
Colby, Bruce R. (Bruce Ronald), 1908-, and Geological Survey (U.S.). Index of Surface-water Records: Part 6. Missouri River Basin to September 30, 1947. Washington, D.C.: U.S. Dept. of the Interior, Geological Survey, 1948.
Warning: These citations may not always be complete (especially for serials).