Gaya APA
Gardner, E. (1966).
The case of the silent partner, [repr.]. - Penguin, C1204. Tjet. pertama, 1940. .
[Harmondsworth]:
Penguin Books.
Gaya MLA
Gardner, E.S..
"The case of the silent partner, [repr.]. - Penguin, C1204. Tjet. pertama, 1940. ".
[Harmondsworth]:
Penguin Books,
1966.
Buku.