Dyfyniad APA

Wright,John S, Warner,Daniel S, Winter,Willis L, & Zeigler,Sherilyn K. (1978). Advertising (4.). TATA Mc Graw Hill.

Dyfyniad Arddull Chicago

Wright,John S, Warner,Daniel S, Winter,Willis L, and Zeigler,Sherilyn K. Advertising. 4. New Delhi: TATA Mc Graw Hill, 1978.

Dyfyniad MLA

Wright,John S, et al. Advertising. 4. TATA Mc Graw Hill, 1978.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.