Wagner, W., & Ostick, D. T. (2013). Exploring leadership for college students who want to make a difference: Student workbook (3rd ed.). Wiley.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Wagner, Wendy, ба Daniel T. Ostick. Exploring Leadership for College Students Who Want to Make a Difference: Student Workbook. 3rd ed. New York: Wiley, 2013.
MLA -ийн эшлэл (9 дэх хэвлэлт)Wagner, Wendy, ба Daniel T. Ostick. Exploring Leadership for College Students Who Want to Make a Difference: Student Workbook. 3rd ed. Wiley, 2013.
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