Dyfyniad APA

Jones, L. (2002). New progress to proficiency: Self-study student's book [Băng Casset]. Cambridge: Canbridge University.

Dyfyniad Arddull Chicago

Jones, Leo. New Progress to Proficiency: Self-study Student's Book [Băng Casset]. Cambridge: Canbridge University, 2002.

Dyfyniad MLA

Jones, Leo. New Progress to Proficiency: Self-study Student's Book [Băng Casset]. Cambridge: Canbridge University, 2002.

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