APA
Bell R. G., UNU-WIDER, . (2017). Protecting the environment during and after resource extraction. Helsinki: UNU-WIDER.
Chicago
Bell Ruth Greenspan, UNU-WIDER, . 2017. Protecting the environment during and after resource extraction. Helsinki: UNU-WIDER.
Harvard
Bell R. G., UNU-WIDER, . (2017). Protecting the environment during and after resource extraction. Helsinki: UNU-WIDER.
MLA
Bell Ruth Greenspan, UNU-WIDER, . Protecting the environment during and after resource extraction. Helsinki: UNU-WIDER. 2017.