APA Style
Parker, Steve. (2002).
Energy Files : Coal .
:
Heinemann library.
Chicago Style
Parker, Steve.
Energy Files : Coal.
:
Heinemann library,
2002.
Text.
MLA Style
Parker, Steve.
Energy Files : Coal.
:
Heinemann library,
2002.
Text.
Turabian Style
Parker, Steve.
Energy Files : Coal.
:
Heinemann library,
2002.
Print.