Stanford Research Institute.
[Washington] : [National Science Foundation] : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1974, [that is, 1975]
Federal Council for Science and Technology (U.S.). Committee on Water Resources Research.
[Washington] : National Science Foundation; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.]
National Science Board (U.S.). Special Commission on the Social Sciences.
[Washington] : National Science Foundation; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1969.