
Academic Competence: Theory and Classroom Practice
1993
ISBN 9780801306020
Language minority students in American schools
2005
ISBN 9781135626037
Interlanguage variation in theoretical and pedagogical perspective
2008
ISBN 9780805855760
Variation theory and second language acquisition
1988
ISBN 9780878402151
Linguistics and English Literature
2018
ISBN 9781108618694