APA (7th ed.) Citation

Engel, J. F., Kennear, T. C., & Warshaw, M. R. (1994). Promotional strategy: Managing the marketing communications process (8th ed.). Irwin.

Chicago Style (17th ed.) Citation

Engel, James F., Thomas C. Kennear, and Martin R. Warshaw. Promotional Strategy: Managing the Marketing Communications Process. 8th ed. Burr Bridge, Ill: Irwin, 1994.

MLA (9th ed.) Citation

Engel, James F., et al. Promotional Strategy: Managing the Marketing Communications Process. 8th ed. Irwin, 1994.