APA (7th ed.) Zitazioa
Panneerselvam, R. (2013). Engineering economics. Phi Learning.
Chicago Style (17th ed.) Zitazioa
Panneerselvam, R. Engineering Economics. New Delhi: Phi Learning, 2013.
MLA (9th ed.) Zitazioa
Panneerselvam, R. Engineering Economics. Phi Learning, 2013.
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