Não informado. (2010). Research Studies of the State College of Washington. State College of Washington.
Čikaški stil citiranja (17. izdanje)Não informado. Research Studies of the State College of Washington. Pullman, Wash: State College of Washington, 2010.
MLA način citiranja (8. izdanje)Não informado. Research Studies of the State College of Washington. State College of Washington, 2010.
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