APA Style
STRUM, FLETCHER J.. (1997).
TRADING NATURAL GAS: CASH, FUTURES, OPTION AND SWAPS .
Oklahoma:
PennWell.
Chicago Style
STRUM, FLETCHER J..
TRADING NATURAL GAS: CASH, FUTURES, OPTION AND SWAPS.
Oklahoma:
PennWell,
1997.
Text.
MLA Style
STRUM, FLETCHER J..
TRADING NATURAL GAS: CASH, FUTURES, OPTION AND SWAPS.
Oklahoma:
PennWell,
1997.
Text.
Turabian Style
STRUM, FLETCHER J..
TRADING NATURAL GAS: CASH, FUTURES, OPTION AND SWAPS.
Oklahoma:
PennWell,
1997.
Print.