Gaya APA

VOLLMER, C., Precourt., G. (2008). ALWAYS ON: ADVERTISING, MARKETING, AND MEDIA IN AN ERA OF CONSUMER CONTROL . New York: MCGRAW-HILL, New York.

Gaya MLA

VOLLMER, Christopher., Precourt., Geoffrey. "ALWAYS ON: ADVERTISING, MARKETING, AND MEDIA IN AN ERA OF CONSUMER CONTROL". New York: MCGRAW-HILL, New York, 2008. Textbook.