Cita APA (7a ed.)

Humphreys, E. (1961). A toy epic (Grey Arrow ed.). Arrow.

Cita Chicago Style (17a ed.)

Humphreys, Emyr. A Toy Epic. Grey Arrow ed. London: Arrow, 1961.

Cita MLA (8a ed.)

Humphreys, Emyr. A Toy Epic. Grey Arrow ed. Arrow, 1961.