APA引文

Halpern, D. (1991). Plays in one act (First edition.). Ecco Press.

Chicago Style (17th ed.) Citation

Halpern, Daniel. Plays in One Act. First edition. New York: Ecco Press, 1991.

MLA引文

Halpern, Daniel. Plays in One Act. First edition. Ecco Press, 1991.