Lua APA (7ú heag.)
Nolfi, T., & Ruben, B. D. (2010). Assessing and improving student organizations: Student workbook. Stylus Pub..
Lua i Stíl Chicago (17ú heag.)
Nolfi, Tricia, agus Brent D. Ruben. Assessing and Improving Student Organizations: Student Workbook. Sterling, Va.: Stylus Pub., 2010.
Lua MLA (9ú heag.)
Nolfi, Tricia, agus Brent D. Ruben. Assessing and Improving Student Organizations: Student Workbook. Stylus Pub., 2010.
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