एपीए उद्धरण

Lee Se-yeong. (2011). TOEIC Speaking. TPHCM: Tổng Hợp.

शिकागो स्टाइल उद्धरण

Lee Se-yeong. TOEIC Speaking. TPHCM: Tổng Hợp, 2011.

एमएलए उद्धरण

Lee Se-yeong. TOEIC Speaking. TPHCM: Tổng Hợp, 2011.