Cita APA (7a ed.)

Boniwell, I., & Ryan, L. (2012). Personal well-being lessons for secondary schools: Positive psychology in action for 11 to 14 year olds. Open University Press.

Cita Chicago Style (17a ed.)

Boniwell, Ilona, y Lucy Ryan. Personal Well-being Lessons for Secondary Schools: Positive Psychology in Action for 11 to 14 Year Olds. Maidenhead: Open University Press, 2012.

Cita MLA (9a ed.)

Boniwell, Ilona, y Lucy Ryan. Personal Well-being Lessons for Secondary Schools: Positive Psychology in Action for 11 to 14 Year Olds. Open University Press, 2012.