APA aipamena

Cambridge University. (2013). Cambridge Certificate in Advanced English 1 with answers. United Kingdom: Cambridge university Press.

Chicago Style aipamena

Cambridge University. Cambridge Certificate in Advanced English 1 With Answers. United Kingdom: Cambridge university Press, 2013.

MLA aipamena

Cambridge University. Cambridge Certificate in Advanced English 1 With Answers. United Kingdom: Cambridge university Press, 2013.