Gaya APA

Stacks, D, W., Michaelson, D. (2010). A Practitioner's Guide to Public Relations Research, Measurement, and Evaluation . New York: Business expert.

Gaya MLA

Stacks, Don, W., Michaelson, David. "A Practitioner's Guide to Public Relations Research, Measurement, and Evaluation". New York: Business expert, 2010. Text.