APA-viite (7. p.)
Chobanov, G., & Plöhn, J. (2013). Crisis and sustainability: Responses from different positions : 14th Annual Conference of the Faculty of Economics and Business Administration Sofia, 7-8 October 2011. Peter Lang AG.
Chicago-viite (17. p.)
Chobanov, George, ja Jürgen Plöhn. Crisis and Sustainability: Responses from Different Positions : 14th Annual Conference of the Faculty of Economics and Business Administration Sofia, 7-8 October 2011. Frankfurt am Main, [Germany]: Peter Lang AG, 2013.
MLA-viite (9. p.)
Chobanov, George, ja Jürgen Plöhn. Crisis and Sustainability: Responses from Different Positions : 14th Annual Conference of the Faculty of Economics and Business Administration Sofia, 7-8 October 2011. Peter Lang AG, 2013.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.