Não informado. (2004). Evaluation Comment. University of California, Center for the Study of Evaluation.
Chicago-referens (17:e uppl.)Não informado. Evaluation Comment. Los Angeles, Calif: University of California, Center for the Study of Evaluation, 2004.
MLA-referens (8:e uppl.)Não informado. Evaluation Comment. University of California, Center for the Study of Evaluation, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.