Dyfyniad APA

PARK, C. S. (1990). Advanced Engineering Economics. John Wiley & Sons.

Dyfyniad Arddull Chicago

PARK, Chan S. Advanced Engineering Economics. John Wiley & Sons, 1990.

Dyfyniad MLA

PARK, Chan S. Advanced Engineering Economics. John Wiley & Sons, 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.