National Ground Water Research Act of 1989 : joint hearing before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science, Space, and Technology, and the Subcommittee on Department Operations, Research, and Foreign Agriculture of the Committee on Agriculture, U.S. House of Representatives, One Hundred First Congress, first session, August 2, 1989, October 3, 1989 ...
Publisher: Washington: U.S. G.P.O.,
Coverage: Washington : U.S. G.P.O. : 1990.