Helen Stephenson

Life Upper Intermediate: Workbook with Key and Audio CD

By John Hughes (Duke University), Helen Stephenson, Paul Dummett

Life Intermediate: Teacher's Book with Audio CD

By John Hughes (Duke University), Helen Stephenson, Paul Dummett

Life Intermediate: Workbook with Key and Audio CD

By John Hughes (Duke University), Helen Stephenson, Paul Dummett

Life Upper Intermediate: Teacher's Book with Audio CD

By John Hughes (Duke University), Helen Stephenson, Paul Dummett

Life Intermediate with DVD

By John Hughes (Duke University), Helen Stephenson, Paul Dummett

Life Pre-Intermediate with DVD

By John Hughes (Duke University), Helen Stephenson, Paul Dummett

Life Pre-Intermediate: Teacher's Book with Audio CD

By John Hughes (Duke University), Helen Stephenson, Paul Dummett

English Explorer 4 with MultiROM

By Helen Stephenson

English Explorer 3 with MultiROM

By Helen Stephenson, Jane Bailey