APA引文

Quintana, J., & Jenny Quintana. (2001). Countdown to First Certificate: Vocabulary Supplement. Oxford: Oxford University Press.

Trích dẫn kiểu Chicago

Quintana, Jenny, và Jenny Quintana. Countdown to First Certificate: Vocabulary Supplement. Oxford: Oxford University Press, 2001.

MLA引文

Quintana, Jenny, và Jenny Quintana. Countdown to First Certificate: Vocabulary Supplement. Oxford: Oxford University Press, 2001.

警告：这些引文格式不一定是100％准确.