APA Style

Brinkman, R., Kirschner, R. (2003). Dealing with difficult people : 24 lessons for bringing out the best in everyone . Amerika Serikat: McGraw-Hill.

MLA Style

Brinkman, Rick., Kirschner, Rick. "Dealing with difficult people : 24 lessons for bringing out the best in everyone". Amerika Serikat: McGraw-Hill, 2003. Text.