Dyfyniad APA

O'Leary, A. F., & Acret, J. (2002). Construction nightmares: Jobs from hell and how to avoid them (2nd edition.). BNI Publications Inc..

Dyfyniad Arddull Chicago

O'Leary, Arthur F., and James Acret. Construction Nightmares: Jobs from Hell and How to Avoid Them. 2nd edition. Los Angeles: BNI Publications Inc., 2002.

Dyfyniad MLA

O'Leary, Arthur F., and James Acret. Construction Nightmares: Jobs from Hell and How to Avoid Them. 2nd edition. BNI Publications Inc., 2002.

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