Cita APA (7th ed.)

AAKER DAVID A. (2001). MARKETING RESEARCH (7.). JOHN WILEY AND SONS.

Cita Chicago (17th ed.)

AAKER DAVID A. MARKETING RESEARCH. 7. NEW YORK: JOHN WILEY AND SONS, 2001.

Cita MLA (9th ed.)

AAKER DAVID A. MARKETING RESEARCH. 7. JOHN WILEY AND SONS, 2001.