Cita APA

 Jones, L. (2008).  Let''s talk 3: Student''s Book.  Cambridge University Press.

Chicago Style Citation

 Jones, Leo.  Let''s Talk 3: Student''s Book.  Cambridge University Press, 2008.

Cita MLA

 Jones, Leo.  Let''s Talk 3: Student''s Book.  Cambridge University Press, 2008.