Shapiro, B. P., & Harvard Business School. (2002). Sprint selling [CD-ROM]. Boston: Harvard Business School Press.
Citación estilo ChicagoShapiro, Benson P., and Harvard Business School. Sprint Selling [CD-ROM]. Boston: Harvard Business School Press, 2002.
Cita MLAShapiro, Benson P., and Harvard Business School. Sprint Selling [CD-ROM]. Boston: Harvard Business School Press, 2002.
Precaución: Estas citas no son 100% exactas.