Heath, C. (2010). Switch: How to change things when change is hard. New York: Broadway Books.
Čikaški stil citiranjaHeath, Chip. Switch: How to Change Things When Change Is Hard. New York: Broadway Books, 2010.
MLA način citiranjaHeath, Chip. Switch: How to Change Things When Change Is Hard. New York: Broadway Books, 2010.
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