Steenken, B., & Brooks, T. M. (2019). Sources of American Law: An Introduction to Legal Research (4th Edition.). CALI's eLangdell® Press.
Chicago-referens (17:e uppl.)Steenken, Beau, och Tina M. Brooks. Sources of American Law: An Introduction to Legal Research. 4th Edition. [Place of publication not identified]: CALI's eLangdell® Press, 2019.
MLA-referens (9:e uppl.)Steenken, Beau, och Tina M. Brooks. Sources of American Law: An Introduction to Legal Research. 4th Edition. CALI's eLangdell® Press, 2019.
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