Gaya APA

Engel, J, F., Talarzyk, W, W. (1984). Cases In Promotional Strategy (Ed.Revisi). Homewood: Richard D.Irwin Inc.

Gaya MLA

Engel, James, F., Talarzyk, W., Wayne. "Cases In Promotional Strategy". Ed.Revisi Homewood: Richard D.Irwin Inc, 1984. Text.