van de Plas, M. Nobody Saw What Happened. Methods of case analysis : An international symposium.
Lua i Stíl Chicago (17ú heag.)van de Plas, Marc. "Nobody Saw What Happened." Methods of Case Analysis : An International Symposium .
Lua MLA (8ú heag.)van de Plas, Marc. "Nobody Saw What Happened." Methods of Case Analysis : An International Symposium, .
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