Cita APA (7a ed.)

Arthur, R. (1978). The mystery of the talking skull. (1a. ed.). Random House.

Cita Chicago Style (17a ed.)

Arthur, Robert. The Mystery of the Talking Skull. 1a. ed. Estados Unidos: Random House, 1978.

Cita MLA (9a ed.)

Arthur, Robert. The Mystery of the Talking Skull. 1a. ed. Random House, 1978.