Não informado. (2010). Research Studies of the State University of Washington. Washington State University.
Chicago-referens (17:e uppl.)Não informado. Research Studies of the State University of Washington. Pullman, Wash: Washington State University, 2010.
MLA-referens (8:e uppl.)Não informado. Research Studies of the State University of Washington. Washington State University, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.