Gaya APA
Dahl, R. (1983).
The wonderful story of Henry Sugar and six more, repr.ed. Cet.pertama 1977. .
Harmondsworth:
Penguin Books.
Gaya MLA
Dahl, Roald..
"The wonderful story of Henry Sugar and six more, repr.ed. Cet.pertama 1977. ".
Harmondsworth:
Penguin Books,
1983.
Buku.