Cita APA (7a ed.)

Enid Blyton. The valley of adventure. Macmillan Children's, 2007, c1947.

Cita Chicago Style (17a ed.)

Enid Blyton. The Valley of Adventure. London: Macmillan Children's, 2007, c1947.

Cita MLA (8a ed.)

Enid Blyton. The Valley of Adventure. Macmillan Children's, 2007, c1947.