APA引文

Swan, M., & Walter, C. How english works: A grammar practice book with answers.

Chicago Style (17th ed.) Citation

Swan, Michael, and Catherine Walter. How English Works: A Grammar Practice Book with Answers.

MLA引文

Swan, Michael, and Catherine Walter. How English Works: A Grammar Practice Book with Answers.

警告：這些引文格式不一定是100％准確.