Cita APA (7th ed.)

Dell, E. M. (1972). The keeper of the door. Lythway Press.

Cita Chicago (17th ed.)

Dell, Ethel M. The Keeper of the Door. Bath: Lythway Press, 1972.

Cita MLA (8th ed.)

Dell, Ethel M. The Keeper of the Door. Lythway Press, 1972.