APA-viite (7. p.)

Alvarez, R. M., & Brehm, J. (2002). Hard choices, easy answers: Values, information, and american public opinion. Princeton University Press.

Chicago-viite (17. p.)

Alvarez, R. Michael, ja John Brehm. Hard Choices, Easy Answers: Values, Information, and American Public Opinion. Princeton: Princeton University Press, 2002.

MLA-viite (9. p.)

Alvarez, R. Michael, ja John Brehm. Hard Choices, Easy Answers: Values, Information, and American Public Opinion. Princeton University Press, 2002.