Author, A. A., Author, B. B., & Author, C. C. (Year of publication). Title of work: Capital letter also for subtitle. Location: Publisher.
Thaler, R. H. (2008). Nudge: Improving decisions about health, wealth, and happiness. New Haven, CT: Yale University Press.
Adler, R.B., & Proctor, R.F. (2016). Looking out/looking in (15th ed.). Boston, MA: Cengage Learning.