New Progress to Proficiency Self-Study Student's Book (Cambridge Books for Cambridge Exams)
This popular course combines systematic preparation for all five papers of the Proficiency exam with a fresh and lively approach. There are eighteen units containing clearly defined skills sections with a strong emphasis on vocabulary.    The Self-study edition comes with an answer key, explanations, model answers, and exam tips.    A Student's Book, Teacher's Book and an Audio CD set are also available.