Cita APA (7th ed.)

Walker, O. C., Boyd, H. W., & Larreche, J. (1999). Marketing strategy: Planning and implementation (3rd ed.). Irwin McGraw-Hill.

Cita Chicago (17th ed.)

Walker, Orville C., Harper W. Boyd, i Jean-Claude Larreche. Marketing Strategy: Planning and Implementation. 3rd ed. Boston: Irwin McGraw-Hill, 1999.

Cita MLA (9th ed.)

Walker, Orville C., et al. Marketing Strategy: Planning and Implementation. 3rd ed. Irwin McGraw-Hill, 1999.