Ground water manual :
a guide for the investigation, development, and management of ground-water resources /
U.S. Dept. of the Interior, Water and Power Resources Service.

APA Citation

United States. Department of the Interior. Water and Power Resources Service., United States. Bureau of Reclamation. (1981). Ground water manual: a guide for the investigation, development, and management of ground-water resources. Rev. reprint. Denver: U.S. Govt. Print. Off..

MLA Citation

United States. Department of the Interior. Water and Power Resources Service, and United States. Bureau of Reclamation. Ground Water Manual: a Guide for the Investigation, Development, And Management of Ground-water Resources. Rev. reprint. Denver: U.S. Govt. Print. Off., 1981.