एपीए उद्धरण

Jones, L. (2003). New progress to proficiency: Self-study Student's book. Đà Nẵng: Nxb Đà Nẵng.

शिकागो स्टाइल उद्धरण

Jones, Leo. New Progress to Proficiency: Self-study Student's Book. Đà Nẵng: Nxb Đà Nẵng, 2003.

एमएलए उद्धरण

Jones, Leo. New Progress to Proficiency: Self-study Student's Book. Đà Nẵng: Nxb Đà Nẵng, 2003.