HD47 .I78 1978
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Irvin, George.
Modern cost-benefit methods : an introduction to financial, economic, and social appraisal of development projects / George Irvin.
— New York : Barnes & Noble Books, 1978. xii, 257 p. : il. ; 24 cm.
Bibliografía: p. 240-248.
ISBN 0064932362
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