एपीए उद्धरण

Wang Yue Xi. (2011). Basic IELTS Writing. TP. Hồ Chí Minh: Tổng Hợp.

शिकागो स्टाइल उद्धरण

Wang Yue Xi. Basic IELTS Writing. TP. Hồ Chí Minh: Tổng Hợp, 2011.

एमएलए उद्धरण

Wang Yue Xi. Basic IELTS Writing. TP. Hồ Chí Minh: Tổng Hợp, 2011.