Academic Encounters Level 3 2-Book Set (R&W Student's Book with WSI, L&S Student's Book with Integrated Digital Learning) : Life in Society (Package, 2 Revised edition)
Academic Encounters Level 1 2-Book Set (R&W Student's Book with WSI, L&S Student's Book with Integrated Digital Learning) : The Natural World (Package, 2 Revised edition)
Academic Encounters Level 2 2-Book Set (Student's Book R&W, Student's Book L&S, DVD-ROM and Writing Skills Interactive) : American Studies (Package, 2 Revised edition)
Academic Encounters Level 3 2-Book Set (Student's Book R&W, Student's Book L&S, DVD-ROM and Writing Skills Interactive) : The Natural World (Package, 2 Revised edition)
