APA Style
Burton, D, J., Ravishankar, K. (1989).
Treatment of hazardous petrochemical and petroleum wastes : Current, new and emerging technologies .
America:
Noyes Publications.
MLA Style
Burton, Dudley, J.., Ravishankar, K..
"Treatment of hazardous petrochemical and petroleum wastes : Current, new and emerging technologies".
America:
Noyes Publications,
1989.
Buku.