Hoefflinger, M. (2017). Becoming Facebook: The 10 challenges that defined the company that's disrupting the world. Amacom.
Chicago-viite (17. p.)Hoefflinger, Mike. Becoming Facebook: The 10 Challenges That Defined the Company That's Disrupting the World. New York: Amacom, 2017.
MLA-viite (8. p.)Hoefflinger, Mike. Becoming Facebook: The 10 Challenges That Defined the Company That's Disrupting the World. Amacom, 2017.
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