Gaya APA

Dirksen, Charles J.. (1977). Advertising principles: problems and cases . Homewood: Irwin.

Gaya Chicago

Dirksen, Charles J.. Advertising principles: problems and cases. Homewood: Irwin, 1977. Text.

Gaya MLA

Dirksen, Charles J.. Advertising principles: problems and cases. Homewood: Irwin, 1977. Text.

Gaya Turabian

Dirksen, Charles J.. Advertising principles: problems and cases. Homewood: Irwin, 1977. Print.