Chapman, G. D., & White, P. E. (2012). The 5 languages of appreciation in the workplace: Empowering organizations by encouraging people (Revised and updated.). Northfield Publishing.
Chicago-Zitierstil (17. Ausg.)Chapman, Gary D., und Paul E. White. The 5 Languages of Appreciation in the Workplace: Empowering Organizations by Encouraging People. Revised and updated. Chicago: Northfield Publishing, 2012.
MLA-Zitierstil (9. Ausg.)Chapman, Gary D., und Paul E. White. The 5 Languages of Appreciation in the Workplace: Empowering Organizations by Encouraging People. Revised and updated. Northfield Publishing, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.