Cita APA (7th ed.)

Lovecraft, H. P., & Derleth, A. (1975). The shuttered room and other tales of horror. Ballantine.

Cita Chicago (17th ed.)

Lovecraft, H. P., i August Derleth. The Shuttered Room and Other Tales of Horror. New York: Ballantine, 1975.

Cita MLA (9th ed.)

Lovecraft, H. P., i August Derleth. The Shuttered Room and Other Tales of Horror. Ballantine, 1975.