Gaya APA

Howard, D., Mable, E. (1993). The tools of screenwriting : A writer's guide to the craft and elements of a screenplay (Cetakan Pertama). New York: St. Martin\'s Griffin.

Gaya MLA

Howard, David., Mable, Edward. "The tools of screenwriting : A writer's guide to the craft and elements of a screenplay". Cetakan Pertama New York: St. Martin\'s Griffin, 1993. Buku.