APA (7th ed.) Citation

Wells, L. T. (1972). The product life cycle and international trade. Graduate School of Business Administration, Harvard University.

Chicago Style (17th ed.) Citation

Wells, Louis T. The Product Life Cycle and International Trade. Boston: Graduate School of Business Administration, Harvard University, 1972.

MLA (9th ed.) Citation

Wells, Louis T. The Product Life Cycle and International Trade. Graduate School of Business Administration, Harvard University, 1972.