Dyfyniad APA
Riddle, J. (2001). Entrepreneur magazine's consulting business. Entrepreneur Press.
Dyfyniad Arddull Chicago
Riddle, John. Entrepreneur Magazine's Consulting Business. Irvine, CA: Entrepreneur Press, 2001.
Dyfyniad MLA
Riddle, John. Entrepreneur Magazine's Consulting Business. Entrepreneur Press, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.