//-->
Economically optimum agricultural utilization of a reclaimed water resource in the Texas rolling plains
Zacharias, Tom, (1980)
Conservation in the United States
Highsmith jr., Richard M., (1969)
Conservation of natural resources
Smith, Guy-Harold, (1971)
Uranium in Texas, 1967
Flawn, Peter Tyrell, (1967)
Mineral resources : geology, engineering, economics, politics, law
Flawn, Peter Tyrell, (1966)