APA aipamena

OCIC, O. (2005). Oil refineries in the 21st century. WILEY-VCH Verlag GmbH.

Chicago Style aipamena

OCIC, Ozren. Oil Refineries in the 21st Century. Weinheim: WILEY-VCH Verlag GmbH, 2005.

MLA aipamena

OCIC, Ozren. Oil Refineries in the 21st Century. WILEY-VCH Verlag GmbH, 2005.