Gaya APA

KERPEN, D. (2013). NEW YORK TIMES BESTSELING AUTHOR OF LIKEABLE SOSIAL MEDIA'LIKEABLE BUSINESS . New York: MC GRAW HILL.

Gaya MLA

KERPEN, DAVE. "NEW YORK TIMES BESTSELING AUTHOR OF LIKEABLE SOSIAL MEDIA'LIKEABLE BUSINESS". New York: MC GRAW HILL, 2013. Text.