A Reference and Practice Book for Intermediate Students A Self-Study Reference and Practice Book for Intermediate Students a self-study reference and practice book for intermediate students of English English Grammar in Use：A Reference and Practice Book for Intermediate Students Conversation Practice for Intermediate Students Reference and Practice for Intermediate Students of English A graded course for intermediate students Popular English selections for intermediate students a self-study reference and practice book for intermediate learners of English: with answers practice in struture and usage for intermediate students