Enid Blyton. (1942). The Famous Five- Five go to Billycock Hill -16 (2015.). Hodder Children's book.
Chicago-referens (17:e uppl.)Enid Blyton. The Famous Five- Five Go to Billycock Hill -16. 2015. Hodder Children's book, 1942.
MLA-referens (9:e uppl.)Enid Blyton. The Famous Five- Five Go to Billycock Hill -16. 2015. Hodder Children's book, 1942.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.