Gaya APA
Allingham, M.
(1954).
Black plumes, (repr). Cet.pertama 1940.
.
Harmondsworth:
Penguin.
Gaya MLA
Allingham, M..
"Black plumes, (repr). Cet.pertama 1940. ".
Harmondsworth:
Penguin,
1954.
Buku.