Brown, Keith. Encyclopedia of Language & Linguistics (ELL), 2nd Edition, 2006: https://www.sciencedirect.com/science/referenceworks/9780080448541#book-info

Wardhaugh, Ronald. Introduction to Linguistics. (1972). – Chapter 1The Study of Language (1-15)

Napoli, D. J., & Lee-Schoenfeld, V. (2010). Language matters: a guide to everyday questions about language. Oxford University Press. – Chapter 8 “Can one person’s speech be better than another’s?(105-123)

Yule, G. (2016). The study of language. Cambridge University Press. – Chapter 19 “Language & Social variation” (254-260)

Labov, WilliamThe social stratification of (r) in New York City Department Stores” (49-59).

Gorter, Durk “Introduction: The study of the Linguistic Landscape as a New Approach to Multilingualism(pp. 1-6).

Talbot, M. Atkinson K. & Atkinson D. “Introduction to Language and Power in the Modern World” (1-8).

Tannen, Deborah (1995). “The Power of Talk: Who Gets Heard and Why” Harvard Business Review