Baumeister, Roy F., and Brad J. Bushman. Social Psychology and Human Nature. 4th edition. Australia: Cengage Learning, 2017. Web. <http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&amp;package_service_id=2690041380002418&amp;institutionId=2418&amp;customerId=2415>.
Crisp, Richard J., and Rhiannon N. Turner. Essential Social Psychology. London: SAGE, 2007. Print.
Hogg, Michael A., and Graham M. Vaughan. Social Psychology. Eighth edition. New York: Pearson, 2018. Web. <https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&amp;package_service_id=5362859830002418&amp;institutionId=2418&amp;customerId=2415>.
---. Social Psychology. Ninth edition. Harlow, England: Pearson, 2022. Web. <https://www.vlebooks.com/vleweb/product/openreader?id=AberystUni&amp;isbn=9781292352855>.