Dyfyniad APA

Duffy, J. P. (1994). How to earn a college degree without going to college (2nd ed.). Wiley.

Dyfyniad Arddull Chicago

Duffy, James P. How to Earn a College Degree Without Going to College. 2nd ed. New York: Wiley, 1994.

Dyfyniad MLA

Duffy, James P. How to Earn a College Degree Without Going to College. 2nd ed. Wiley, 1994.

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