C Black Publishers & A. (2006). Bloomsbury Business Library - Get Yourself Promoted. Bloomsbury Publishing.
Cita Chicago Style (17a ed.)C Black Publishers y A. Bloomsbury Business Library - Get Yourself Promoted. Bloomsbury Publishing, 2006.
Cita MLA (8a ed.)C Black Publishers y A. Bloomsbury Business Library - Get Yourself Promoted. Bloomsbury Publishing, 2006.
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