APA (7th ed.) Citation

Murphy, R. (1990). Essential grammar in use: A reference and practice book for elementary students of English. Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

Murphy, Raymond. Essential Grammar in Use: A Reference and Practice Book for Elementary Students of English. Cambridge [u.a.]: Cambridge Univ. Press, 1990.

MLA (9th ed.) Citation

Murphy, Raymond. Essential Grammar in Use: A Reference and Practice Book for Elementary Students of English. Cambridge Univ. Press, 1990.

Warning: These citations may not always be 100% accurate.