1.
Interbasin Water Transportation (RFF Press)
by Cummings, Ronald G.
ISBN: 9780801816482
List Price: $10.00
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Valuing Environmental Goods
by Cummings, Ronald G., Brooks...
ISBN: 9780847674480
List Price: $98.50
3.
Waterworks Improving Irrigation Management in Mexican Agriculture
by Cummings, Ronald G.
ISBN: 9780915825332
List Price: $10.00
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Selected Water Management Issues in Latin American Agriculture
by Crosson, Pierre R., Cumming...
ISBN: 9780801820472
List Price: $16.50
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Water Resource Management in Northern Mexico
by Cummings, Ronald G.
ISBN: 9780608125329
List Price: $30.00
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Water Resource Management in Northern Mexico - Ronald G Cummings - Paperback
by Cummings, Ronald G
ISBN: 9780801814266
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Interbasin Water Transfers : A Case Study in Mexico
by Cummings, Ronald G.
ISBN: 9780598136169
List Price: $39.40