Dyfyniad APA
Willis, E. E., & D'arienzo, C. (1993). Writing scripts for television, radio and film (3rd ed.). Harcourt brace.
Dyfyniad Arddull Chicago
Willis, Edgar E., and Camille D'arienzo. Writing Scripts for Television, Radio and Film. 3rd ed. Philadelpia: Harcourt brace, 1993.
Dyfyniad MLA
Willis, Edgar E., and Camille D'arienzo. Writing Scripts for Television, Radio and Film. 3rd ed. Harcourt brace, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.