Hewings, M., & Martin Hewings. (2005). Advanced grammar in use: A self-study reference and practice book for advanced learners of English. Cambridge,New York: Cambridge University Press.
استشهاد بنمط شيكاغوHewings, Martin, و Martin Hewings. Advanced Grammar in Use: A Self-study Reference and Practice Book for Advanced Learners of English. Cambridge,New York: Cambridge University Press, 2005.
MLA استشهادHewings, Martin, و Martin Hewings. Advanced Grammar in Use: A Self-study Reference and Practice Book for Advanced Learners of English. Cambridge,New York: Cambridge University Press, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.