Cita APA (7a ed.)

Blewitt, J. (2018). Understanding sustainable development (3rd. ed.). Routledge [etc.].

Cita Chicago Style (17a ed.)

Blewitt, John. Understanding Sustainable Development. 3rd. ed. London [etc.]: Routledge [etc.], 2018.

Cita MLA (9a ed.)

Blewitt, John. Understanding Sustainable Development. 3rd. ed. Routledge [etc.], 2018.