What about the year 2000? : an economic summary of answers to the vital questions: will our land area in the United States meet the demands of our future population? : How are we to determine the best use of our land resources?

What about the year 2000? : an economic summary of answers to the vital questions: will our land area in the United States meet the demands of our future population? : How are we to determine the best use of our land resources?