APA引文

Murphy, R., & Altman, R. Grammar in use. Reference and practice for intermediate students of English. Answer Key.

芝加哥风格引文

Murphy, Raymond, 与 Roann Altman. Grammar in Use. Reference and Practice for Intermediate Students of English. Answer Key.

MLA引文

Murphy, Raymond, 与 Roann Altman. Grammar in Use. Reference and Practice for Intermediate Students of English. Answer Key.

警告:这些引文格式不一定是100%准确.