Nas, T. F. (1996). Cost-benefit analysis: Theory and application. Sage.
Chicago Style aipamenaNas, Tevfik F. Cost-benefit Analysis: Theory and Application. London: Sage, 1996.
MLA aipamenaNas, Tevfik F. Cost-benefit Analysis: Theory and Application. Sage, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.