APA (7th ed.) Citation

Philips, C. F. 1., & Duncan, D. J. (1968). Marketing: Principles and methods. Irwin.

Chicago Style (17th ed.) Citation

Philips, Charles Franklin 1910, and Delbert J. Duncan. Marketing: Principles and Methods. Homewood, Ill: Irwin, 1968.

MLA (9th ed.) Citation

Philips, Charles Franklin 1910, and Delbert J. Duncan. Marketing: Principles and Methods. Irwin, 1968.