TULL DONALD S. (2007). MARKETING RESEARCH: MEASUREMENT AND METHOD (6TH ED.). PRENTICE-HALL OF INDIA PRIVATE LIMITED.
Citazione stile Chigago Style (17a edizione)TULL DONALD S. MARKETING RESEARCH: MEASUREMENT AND METHOD. 6TH ED. NEW DELHI: PRENTICE-HALL OF INDIA PRIVATE LIMITED, 2007.
Citatione MLA (9a ed.)TULL DONALD S. MARKETING RESEARCH: MEASUREMENT AND METHOD. 6TH ED. PRENTICE-HALL OF INDIA PRIVATE LIMITED, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.