APA ציטוט

Newnan, D. G. (1980). Engineering economic analysis (Rev. ed.). Engineering Press.

Chicago Style (17th ed.) Citation

Newnan, Donald G. Engineering Economic Analysis. Rev. ed. San Jose, Calif.: Engineering Press, 1980.

ציטוט MLA

Newnan, Donald G. Engineering Economic Analysis. Rev. ed. Engineering Press, 1980.