APA
Kopnina H., Shoreman-Ouimet E., . (2015). Sustainability. Oxon: Routledge.
Chicago
Kopnina Helen, Shoreman-Ouimet Eleanor, . 2015. Sustainability. Oxon: Routledge.
Harvard
Kopnina H., Shoreman-Ouimet E., . (2015). Sustainability. Oxon: Routledge.
MLA
Kopnina Helen, Shoreman-Ouimet Eleanor, . Sustainability. Oxon: Routledge. 2015.