Gaya APA
Cheremisinoff, N, P. (2006).
Environmental management system handbook for refineries: pollution prevention through iso 14001 .
Texas:
Gulf Publishing Company.
Gaya MLA
Cheremisinoff, Nicholas, P..
"Environmental management system handbook for refineries: pollution prevention through iso 14001".
Texas:
Gulf Publishing Company,
2006.
FKIP-Geografi.