APA-referens (7:e uppl.)

Trudgill, P. (1984). Applied sociolinguistics. Academic.

Chicago-referens (17:e uppl.)

Trudgill, Peter. Applied Sociolinguistics. London: Academic, 1984.

MLA-referens (9:e uppl.)

Trudgill, Peter. Applied Sociolinguistics. Academic, 1984.