एपीए उद्धरण

Ackert, P., & Partricia Ackert; Đặng Tuấn Anh. (1997). Cause & effect: Intermediate reading practice. Tp. Hồ Chí Minh: Trẻ.

शिकागो स्टाइल उद्धरण

Ackert, Partricia, और Partricia Ackert; Đặng Tuấn Anh. Cause & Effect: Intermediate Reading Practice. Tp. Hồ Chí Minh: Trẻ, 1997.

एमएलए उद्धरण

Ackert, Partricia, और Partricia Ackert; Đặng Tuấn Anh. Cause & Effect: Intermediate Reading Practice. Tp. Hồ Chí Minh: Trẻ, 1997.