English vocabulary in use :pre-intermediate and intermediate

Redman, Stuart.

English accents and dialects :an introduction to social and regional varieties of English in the British Isles

Hughes, Arthur

Concrete, concrete, concrete :pure, strong, surprising

Uffelen, Chris van.

Becoming a language teacher :a practical guide to second language learning and teaching

Horwitz, Elaine Kolker

Essential genetics

Hartl, Daniel L.