APA-referens

Jones, L. (1993). Progress to Proficiency: Student's Book [Băng Casset] (New edition.). Cambridge: Cambridge University Press.

Chicago-stil citat

Jones, Leo. Progress to Proficiency: Student's Book [Băng Casset]. New edition. Cambridge: Cambridge University Press, 1993.

MLA-referens

Jones, Leo. Progress to Proficiency: Student's Book [Băng Casset]. New edition. Cambridge: Cambridge University Press, 1993.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.