Cita APA (7th ed.)

ARMSTRONG,GARY. (2005). MARKETING (7TH.). PEARSON EDUCATION.

Cita Chicago (17th ed.)

ARMSTRONG,GARY. MARKETING. 7TH. DELHI: PEARSON EDUCATION, 2005.

Cita MLA (9th ed.)

ARMSTRONG,GARY. MARKETING. 7TH. PEARSON EDUCATION, 2005.