Gaya APA

Nanus, B., Dobbs, S, M. (1999). Leaders who make a difference: essential strategies for meeting the nonprofit challenge . San Francisco: Jossey-Bass.

Gaya MLA

Nanus, Burt., Dobbs, Stephen, M.. "Leaders who make a difference: essential strategies for meeting the nonprofit challenge". San Francisco: Jossey-Bass, 1999. Text.