APA stil citiranja

Sonibare, J. A., Egashira, I. R., & Ehinola, O. A. (2003). Pyrolysis study of Nigerian bitumen and its fractions: Pyrolysis study of Nigerian bitumen and its fractions. Nafta (Zagreb), p. 4.

Chicago stil citiranja

Sonibare, Jakob Ademola, I. R. Egashira, and Olugbenga Ajayi Ehinola. "Pyrolysis study of Nigerian bitumen and its fractions: Pyrolysis study of Nigerian bitumen and its fractions." 2003: 4.

MLA stil citiranja

Sonibare, Jakob Ademola, I. R. Egashira, and Olugbenga Ajayi Ehinola. "Pyrolysis study of Nigerian bitumen and its fractions: Pyrolysis study of Nigerian bitumen and its fractions." 2003: 4.