Cita APA (7th ed.)

TULL DONALD S. (2007). MARKETING RESEARCH: MEASUREMENT AND METHOD (6TH ED.). PRENTICE-HALL OF INDIA PRIVATE LIMITED.

Cita Chicago (17th ed.)

TULL DONALD S. MARKETING RESEARCH: MEASUREMENT AND METHOD. 6TH ED. NEW DELHI: PRENTICE-HALL OF INDIA PRIVATE LIMITED, 2007.

Cita MLA (9th ed.)

TULL DONALD S. MARKETING RESEARCH: MEASUREMENT AND METHOD. 6TH ED. PRENTICE-HALL OF INDIA PRIVATE LIMITED, 2007.