एपीए उद्धरण

Will Link. (2010). How To Master Kills For The TOEFL iBT Listening Intermediate. Tổng Hợp TPHCM.

शिकागो स्टाइल उद्धरण

Will Link. How To Master Kills For The TOEFL IBT Listening Intermediate. Tổng Hợp TPHCM, 2010.

एमएलए उद्धरण

Will Link. How To Master Kills For The TOEFL IBT Listening Intermediate. Tổng Hợp TPHCM, 2010.