Grant, E. L. (1990). Principles of engineering economy. New York: John Wiley & Sons.
Chicago Style CitationGrant, Eugene Lodewick. Principles of Engineering Economy. New York: John Wiley & Sons, 1990.
Cita MLAGrant, Eugene Lodewick. Principles of Engineering Economy. New York: John Wiley & Sons, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.