Schueller, S., & Parks, A. C. (2014). The Wiley-Blackwell handbook of positive psychological interventions. John Wiley & Sons.

Schueller, Stephen, and Acacia C. Parks. The Wiley-Blackwell Handbook of Positive Psychological Interventions. Chichester, West Sussex, United Kingdom: John Wiley & Sons, 2014.

Schueller, Stephen, and Acacia C. Parks. The Wiley-Blackwell Handbook of Positive Psychological Interventions. John Wiley & Sons, 2014.