Gaya APA
Pring, Martin J.. (1985).
The McGraw-Hill handbook of commodities and futures .
New York:
McGraw Hill.
Gaya Chicago
Pring, Martin J..
The McGraw-Hill handbook of commodities and futures.
New York:
McGraw Hill,
1985.
Text.
Gaya MLA
Pring, Martin J..
The McGraw-Hill handbook of commodities and futures.
New York:
McGraw Hill,
1985.
Text.
Gaya Turabian
Pring, Martin J..
The McGraw-Hill handbook of commodities and futures.
New York:
McGraw Hill,
1985.
Print.