APA način citiranja (7. izdanje)

GUPTA, R. (2012). ENERGY & ENVIRONMENTAL MANAGEMENT IN METALLURGICAL INDUSTRIES. PHI.

Čikaški stil citiranja (17. izdanje)

GUPTA, R.C. ENERGY & ENVIRONMENTAL MANAGEMENT IN METALLURGICAL INDUSTRIES. N DELHI: PHI, 2012.

MLA način citiranja (9. izdanje)

GUPTA, R.C. ENERGY & ENVIRONMENTAL MANAGEMENT IN METALLURGICAL INDUSTRIES. PHI, 2012.