Dyfyniad APA

Wheeler, G. (1991). Paradox 3.5: Self-teaching guide. John Wiley.

Dyfyniad Arddull Chicago

Wheeler, Gloria. Paradox 3.5: Self-teaching Guide. Nueva York: John Wiley, 1991.

Dyfyniad MLA

Wheeler, Gloria. Paradox 3.5: Self-teaching Guide. John Wiley, 1991.

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