Mallinson, C., Childs, B., & Van Herk, G. (2018). Data collection in sociolinguistics: Methods and applications (Second edition.). Routledge, Taylor & Francis Group.

Mallinson, Christine, Becky Childs, and Gerard Van Herk. Data Collection in Sociolinguistics: Methods and Applications. Second edition. New York, NY ; Milton Park, Abingdon, Oxon: Routledge, Taylor & Francis Group, 2018.

Mallinson, Christine, et al. Data Collection in Sociolinguistics: Methods and Applications. Second edition. Routledge, Taylor & Francis Group, 2018.