APA Style
Swaine, Dalway J. (1990).
Trace Elements in Coal (1).
London:
Butterworths.
Chicago Style
Swaine, Dalway J.
Trace Elements in Coal.
1
London:
Butterworths,
1990.
Text.
MLA Style
Swaine, Dalway J.
Trace Elements in Coal.
1
London:
Butterworths,
1990.
Text.
Turabian Style
Swaine, Dalway J.
Trace Elements in Coal.
1
London:
Butterworths,
1990.
Print.