APA Style
Leffler, William L., Burdick, Donald L.. (2010).
Petrochemicals : in nontechnical language (Ed. 4th).
Oklahoma:
PennWell.
Chicago Style
Leffler, William L., Burdick, Donald L..
Petrochemicals : in nontechnical language.
Ed. 4th
Oklahoma:
PennWell,
2010.
Text.
MLA Style
Leffler, William L., Burdick, Donald L..
Petrochemicals : in nontechnical language.
Ed. 4th
Oklahoma:
PennWell,
2010.
Text.
Turabian Style
Leffler, William L., Burdick, Donald L..
Petrochemicals : in nontechnical language.
Ed. 4th
Oklahoma:
PennWell,
2010.
Print.