Campbell, D. P. (1997). Leadership in Action: Inklings - Civic Art at Sunrise. Center for Creative Leadership.
Chicago-Zitierstil (17. Ausg.)Campbell, David P. Leadership in Action: Inklings - Civic Art at Sunrise. [Place of publication not identified]: Center for Creative Leadership, 1997.
MLA-Zitierstil (9. Ausg.)Campbell, David P. Leadership in Action: Inklings - Civic Art at Sunrise. Center for Creative Leadership, 1997.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.