Gaya APA
Hallwood, Paul, Sinclair, Stuard W. (1981).
Oil, debt and development : OPEC in the Third World .
London:
George Allen and Unwin.
Gaya Chicago
Hallwood, Paul, Sinclair, Stuard W.
Oil, debt and development : OPEC in the Third World.
London:
George Allen and Unwin,
1981.
Buku.
Gaya MLA
Hallwood, Paul, Sinclair, Stuard W.
Oil, debt and development : OPEC in the Third World.
London:
George Allen and Unwin,
1981.
Buku.
Gaya Turabian
Hallwood, Paul, Sinclair, Stuard W.
Oil, debt and development : OPEC in the Third World.
London:
George Allen and Unwin,
1981.
Buku.