APA引文

Quirk, R., & Greenbaum, S. (1974). A university grammar of English: Workbook. London: Longman Group Limited.

Trích dẫn kiểu Chicago

Quirk, Randolph, và Sidney Greenbaum. A University Grammar of English: Workbook. London: Longman Group Limited, 1974.

MLA引文

Quirk, Randolph, và Sidney Greenbaum. A University Grammar of English: Workbook. London: Longman Group Limited, 1974.

警告：这些引文格式不一定是100％准确.