Dyfyniad APA

Pearce, D. W. (1983). Cost-benefit analysis (2nd ed.). Martin's Press.

Dyfyniad Arddull Chicago

Pearce, David William. Cost-benefit Analysis. 2nd ed. New York: Martin's Press, 1983.

Dyfyniad MLA

Pearce, David William. Cost-benefit Analysis. 2nd ed. Martin's Press, 1983.

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