APA-referens (7:e uppl.)
Gorman, T. (1988). The IEA study of written composition 1: The international writing tasks and scoring scales. Pergamon Press.
Chicago-referens (17:e uppl.)
Gorman, T.P. The IEA Study of Written Composition 1: The International Writing Tasks and Scoring Scales. Oxford: Pergamon Press, 1988.
MLA-referens (9:e uppl.)
Gorman, T.P. The IEA Study of Written Composition 1: The International Writing Tasks and Scoring Scales. Pergamon Press, 1988.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.