APA-referens (7:e uppl.)

Allen, H. B. . a. . U. (1971). Readings in American dialectology. ACC.

Chicago-referens (17:e uppl.)

Allen, Harold B. and Underwood. Readings in American Dialectology. New York, Estados Unidos: ACC, 1971.

MLA-referens (9:e uppl.)

Allen, Harold B. and Underwood. Readings in American Dialectology. ACC, 1971.