APA aipamena

DONALD G. NEWNAN. (2002). Essentials of engineering economic analysis. New York: Oxford.

Chicago Style aipamena

DONALD G. NEWNAN. Essentials of Engineering Economic Analysis. New York: Oxford, 2002.

MLA aipamena

DONALD G. NEWNAN. Essentials of Engineering Economic Analysis. New York: Oxford, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.