Gaya APA
Galbraith, J, K.
(1987).
A history of economics. The past as the present.
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Harmondsworth:
Penguin Boks.
Gaya MLA
Galbraith, John, Kenneth..
"A history of economics. The past as the present. ".
Harmondsworth:
Penguin Boks,
1987.
Buku.