Gaya APA
Brown, M, B. (1978).
The economics of imperialism, repr. Cet.pertama 1974. .
[Harmondsworth]:
Penguin Books.
Gaya MLA
Brown, Michael, Barratt..
"The economics of imperialism, repr. Cet.pertama 1974. ".
[Harmondsworth]:
Penguin Books,
1978.
Buku.