Styl cytowania APA

Arbnor, I., & Bjorn Bjerke. (2009). Methodology for creating business knowledge/3e (3rd ed.). Sage Publications.

Styl cytowania Chicago

Arbnor, Ingeman, i Bjorn Bjerke. Methodology for Creating Business Knowledge/3e. 3rd ed. London: Sage Publications, 2009.

Styl cytowania MLA

Arbnor, Ingeman, i Bjorn Bjerke. Methodology for Creating Business Knowledge/3e. 3rd ed. Sage Publications, 2009.