APA (7th ed.) Citation

Engel, J. F., Talarzyk, W. W., & Larson, C. M. (1971). Cases in promotional strategy. Richard D. Irwin.

Chicago Style (17th ed.) Citation

Engel, James F., W. Wayne Talarzyk, and Carl M. Larson. Cases in Promotional Strategy. Homewood: Richard D. Irwin, 1971.

MLA (9th ed.) Citation

Engel, James F., et al. Cases in Promotional Strategy. Richard D. Irwin, 1971.