Wagner, W., & Ostick, D. T. (2013). Exploring leadership for college students who want to make a difference: Student workbook (3rd ed.). Wiley.
Cita Chicago (17th ed.)Wagner, Wendy, i Daniel T. Ostick. Exploring Leadership for College Students Who Want to Make a Difference: Student Workbook. 3rd ed. New York: Wiley, 2013.
Cita MLA (9th ed.)Wagner, Wendy, i Daniel T. Ostick. Exploring Leadership for College Students Who Want to Make a Difference: Student Workbook. 3rd ed. Wiley, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.