APA-referens

Ong, A. D., & Dulmen, M. H. V. (2007). Oxford handbook of methods in positive psychology. Oxford University Press.

Chicago-stil citat

Ong, Anthony D., och Manfred H.M. Van Dulmen. Oxford Handbook of Methods in Positive Psychology. Oxford: Oxford University Press, 2007.

MLA-referens

Ong, Anthony D., och Manfred H.M. Van Dulmen. Oxford Handbook of Methods in Positive Psychology. Oxford University Press, 2007.