Cambridge English Empower Starter Student's Book with Online Assessment and Practice, and Online Workbook
Cambridge English Empower Starter Class DVD - Adrian Doff, Craig Thaine, Herbert Puchta, Jeff Stranks, Peter Lewis-Jones
Cambridge English Empower Advanced Student's Book with Online Assessment and Practice and Online Workbook - Adrian Doff, Craig Thaine, Herbert Puchta, Jeff Stranks, Peter Lewis-Jones
Cambridge English Empower Advanced Class DVD - Adrian Doff, Craig Thaine, Herbert Puchta, Jeff Stranks, Peter Lewis-Jones
Doff Adrian, Thaine Craig, Puchta Herbert, Stranks Jeff, Lewis-Jones Peter, Burton With Graham - Cambridge English Empower Pre-intermediate