Heller, R. (1990). Culture shock: The office revolution. London: Hodder & Stoughton.
Čikaški stil citiranjaHeller, Robert. Culture Shock: The Office Revolution. London: Hodder & Stoughton, 1990.
MLA način citiranjaHeller, Robert. Culture Shock: The Office Revolution. London: Hodder & Stoughton, 1990.
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