Geahča maid: Sociolinguistics :
- Directions in sociolingüistics : the ethnography of comunication.
- Sociolinguistics and Language Education /
- Structural and Sociolinguistic Perspectives on Indigenisation : On Multilingualism and Language Evolution /
- Psycholinguistic and Sociolinguistic Perspectives on Second Language Learning and Teaching : Studies in Honor of Waldemar Marton /
- The Long Journey of English : A Geographical History of the Language /
- An introduction to the psychology of language.