Jones, L. (2002). New progress to proficiency: Self-study student's book [Băng Casset]. Cambridge: Canbridge University.
Chicago ZitierstilJones, Leo. New Progress to Proficiency: Self-study Student's Book [Băng Casset]. Cambridge: Canbridge University, 2002.
MLA ZitierstilJones, Leo. New Progress to Proficiency: Self-study Student's Book [Băng Casset]. Cambridge: Canbridge University, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.