APA (7th ed.) Citation

Ekeren, G. V. 12 simple secrets of happiness: Finding joy in everyday relationships. 2000.

Chicago Style (17th ed.) Citation

Ekeren, Glenn Van. 12 Simple Secrets of Happiness: Finding Joy in Everyday Relationships. Prentice Hall press: 2000.

MLA (9th ed.) Citation

Ekeren, Glenn Van. 12 Simple Secrets of Happiness: Finding Joy in Everyday Relationships. 2000.

Warning: These citations may not always be 100% accurate.