Hair, J. F., Bush, R. P., & Ortinau, D. J. (2003). Marketing research: Within a changing information environment (2nd ed.). McGraw-Hill/Irwin.
Citazione stile Chigago Style (17a edizione)Hair, Joseph F., Robert P. Bush, e David J. Ortinau. Marketing Research: Within a Changing Information Environment. 2nd ed. Boston: McGraw-Hill/Irwin, 2003.
Citatione MLA (9a ed.)Hair, Joseph F., et al. Marketing Research: Within a Changing Information Environment. 2nd ed. McGraw-Hill/Irwin, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.