Gaya APA

Burgess, O, E, B, B, D, J, C. (2017). The Sustainable Development Goals and the Systems Approach to Sustainability . Jerman: Kiel Institute for the World Economy (IfW Kiel).

Gaya MLA

Burgess, Oleh, Edward, B., Barbier, Dan, Joanne, C.. "The Sustainable Development Goals and the Systems Approach to Sustainability". Jerman: Kiel Institute for the World Economy (IfW Kiel), 2017. Text.