Patsy Lightbown and Nina Spada have worked for over four decades in second language research and education. They are highly respected worldwide for making theory and research about language learning accessible and relevant to classroom teaching. This widely acclaimed book remains essential reading for second language teachers.

Lyle Campbell presents an accessible, hands-on introduction to historical linguistics. The fourth edition has a lucid and engaging style, expert guidance and comprehensive coverage, making it ideal for students coming to historical linguistics for the first time.