Surface water supply of the United States, 1929. Part 4, St. Lawrence River Basin
MLA
Grover, Nathan Clifford, et al. Surface water supply of the United States, 1929. Part 4, St. Lawrence River Basin. [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1931.
APA
Grover, N., Geological Survey (U.S.), Wisconsin., Illinois., Ohio. & Vermont. (1931). Surface water supply of the United States, 1929. Part 4, St. Lawrence River Basin. [Washington, D.C.] : United States Department of the Interior, Geological Survey.
Chicago
Grover, Nathan Clifford, Geological Survey (U.S.), Wisconsin., Illinois., Ohio. and Vermont. Surface water supply of the United States, 1929. Part 4, St. Lawrence River Basin. [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1931.