APA aipamena

Kasner,Erick. (1979). Essentials of engineering economics. MacGraw Hill.

Chicago Style aipamena

Kasner,Erick. Essentials of Engineering Economics. New York: MacGraw Hill, 1979.

MLA aipamena

Kasner,Erick. Essentials of Engineering Economics. MacGraw Hill, 1979.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.