Citação norma APA

Howard, D., & Mabley, E. (1993). The tools of screenwriting: A writer's guide to the craft and elements of a screenplay. St. Martin's Press.

Citação norma Chicago

Howard, David, and Edward Mabley. The Tools of Screenwriting: A Writer's Guide to the Craft and Elements of a Screenplay. New York: St. Martin's Press, 1993.

Citação norma MLA

Howard, David, and Edward Mabley. The Tools of Screenwriting: A Writer's Guide to the Craft and Elements of a Screenplay. St. Martin's Press, 1993.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.