ProQuest (Firm), Adomssent, M., Godemann, J., & Michelsen, G. (2007). "Sustainable university": Holistic approach to sustainability in higher education institutions. Emerald Group Publishing.
Chicago-viite (17. p.)ProQuest (Firm), Maik Adomssent, Jasmin Godemann, ja Gerd Michelsen. "Sustainable University": Holistic Approach to Sustainability in Higher Education Institutions. Bradford, England: Emerald Group Publishing, 2007.
MLA-viite (9. p.)ProQuest (Firm), et al. "Sustainable University": Holistic Approach to Sustainability in Higher Education Institutions. Emerald Group Publishing, 2007.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.