APA ציטוט

Jones, L. (1991). Progress to proficiency: Teacher's book. Cambridge: Cambridge University Press.

Trích dẫn kiểu Chicago

Jones, Leo. Progress to Proficiency: Teacher's Book. Cambridge: Cambridge University Press, 1991.

ציטוט MLA

Jones, Leo. Progress to Proficiency: Teacher's Book. Cambridge: Cambridge University Press, 1991.