APA-referens (7:e uppl.)

ebrary, Inc, & Lenz, A. N. (2010). Grammar between norm and variation. Peter Lang.

Chicago-referens (17:e uppl.)

ebrary, Inc, och Alexandra N. Lenz. Grammar Between Norm and Variation. Frankfurt am Main ; New York: Peter Lang, 2010.

MLA-referens (9:e uppl.)

ebrary, Inc, och Alexandra N. Lenz. Grammar Between Norm and Variation. Peter Lang, 2010.