APA-viite (7. p.)
Guggenheimer, P., & Szulc, M. D. (1998). Understanding leadership competencies: Creating tomorrow's leaders today. Crisp.
Chicago-viite (17. p.)
Guggenheimer, Patricia, ja Mary Diana Szulc. Understanding Leadership Competencies: Creating Tomorrow's Leaders Today. Menlo Park, Calif.: Crisp, 1998.
MLA-viite (9. p.)
Guggenheimer, Patricia, ja Mary Diana Szulc. Understanding Leadership Competencies: Creating Tomorrow's Leaders Today. Crisp, 1998.
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