Lua APA (7ú heag.)
Tarde, G. d. (2000). Social laws: An outline of sociology. Batoche.
Lua i Stíl Chicago (17ú heag.)
Tarde, Gabriel de. Social Laws: An Outline of Sociology. Kitchener, Ont.: Batoche, 2000.
Lua MLA (9ú heag.)
Tarde, Gabriel de. Social Laws: An Outline of Sociology. Batoche, 2000.
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