Craven, M. (2016). Breakthrough plus 2: Student book (2nd edition.). New York: Macmillan education.
शिकागो स्टाइल उद्धरणCraven, Miles. Breakthrough Plus 2: Student Book. 2nd edition. New York: Macmillan education, 2016.
एमएलए उद्धरणCraven, Miles. Breakthrough Plus 2: Student Book. 2nd edition. New York: Macmillan education, 2016.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.