Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.