HOOLEY, G. J. (1993). Competitive Positioning. bPrentice Hall.
Cita Chicago Style (17a ed.)HOOLEY, Graham J. Competitive Positioning. bPrentice Hall, 1993.
Cita MLA (8a ed.)HOOLEY, Graham J. Competitive Positioning. bPrentice Hall, 1993.
Precaución: Estas citas no son 100% exactas.