Gaya APA
Adelman, M.A.. (1972).
The world petroleum market .
Baltimore:
The Johns Hopkins University Press.
Gaya Chicago
Adelman, M.A..
The world petroleum market.
Baltimore:
The Johns Hopkins University Press,
1972.
Text.
Gaya MLA
Adelman, M.A..
The world petroleum market.
Baltimore:
The Johns Hopkins University Press,
1972.
Text.
Gaya Turabian
Adelman, M.A..
The world petroleum market.
Baltimore:
The Johns Hopkins University Press,
1972.
Print.