Enid Blyton. (1956). The Famous Five- Five on a secret trail -15 (2015.). Hodder Children's book.
Citazione stile Chigago Style (17a edizione)Enid Blyton. The Famous Five- Five on a Secret Trail -15. 2015. Hodder Children's book, 1956.
Citatione MLA (9a ed.)Enid Blyton. The Famous Five- Five on a Secret Trail -15. 2015. Hodder Children's book, 1956.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.