Gaya APA

Schaefer, Mark. (2012). Return on influence : the revolutionary power of Klout, social scoring, and influence marketing . New York: McGraw-Hill.

Gaya Chicago

Schaefer, Mark. Return on influence : the revolutionary power of Klout, social scoring, and influence marketing. New York: McGraw-Hill, 2012. Text.

Gaya MLA

Schaefer, Mark. Return on influence : the revolutionary power of Klout, social scoring, and influence marketing. New York: McGraw-Hill, 2012. Text.

Gaya Turabian

Schaefer, Mark. Return on influence : the revolutionary power of Klout, social scoring, and influence marketing. New York: McGraw-Hill, 2012. Print.