Walker, O. C., Boyd, H. W., & Larreche, J. (1999). Marketing strategy: Planning and implementation (3rd ed.). Irwin McGraw-Hill.
芝加哥风格引文Walker, Orville C., Harper W. Boyd, 与 Jean-Claude Larreche. Marketing Strategy: Planning and Implementation. 3rd ed. Boston: Irwin McGraw-Hill, 1999.
MLA引文Walker, Orville C., et al. Marketing Strategy: Planning and Implementation. 3rd ed. Irwin McGraw-Hill, 1999.
警告:这些引文格式不一定是100%准确.