Murphy, R., & Altman, R. Grammar in use. Reference and practice for intermediate students of English. Answer Key.
Chicago Style (17th ed.) CitationMurphy, Raymond, and Roann Altman. Grammar in Use. Reference and Practice for Intermediate Students of English. Answer Key.
MLA (8th ed.) CitationMurphy, Raymond, and Roann Altman. Grammar in Use. Reference and Practice for Intermediate Students of English. Answer Key.
Warning: These citations may not always be 100% accurate.