Connie L. Schaffer, Meg White & Corine Meredith Brown: Questioning Assumptions and Challenging Perceptions: Becoming an Effective Teacher in Urban Environments, s. 5. Rowman & Littlefield, 2016. ISBN 9781475822045Google-kirjat (viitattu 7.12.2021). (englanniksi)
merriam-webster.com
cognitive dissonance: ”psychological conflict resulting from incongruous beliefs and attitudes held simultaneously”. Merriam-Webster. Viitattu 30.12.2021. (englanniksi)