Enid Blyton. (1942). The Famous Five- Five go to Billycock Hill -16 (2015.). Hodder Children's book.
Cita Chicago (17th ed.)Enid Blyton. The Famous Five- Five Go to Billycock Hill -16. 2015. Hodder Children's book, 1942.
Cita MLA (9th ed.)Enid Blyton. The Famous Five- Five Go to Billycock Hill -16. 2015. Hodder Children's book, 1942.
Atenció: Aquestes cites poden no estar 100% correctes.