APA (7e ed.) Bronvermelding

Mitchell, B., & Draper, D. (1982). Relevance and ethics in geography. Longman.

Chicago (17e ed.) Bronvermelding

Mitchell, Bruce, en Dianne Draper. Relevance and Ethics in Geography. London: Longman, 1982.

MLA (9e ed.) Bronvermelding

Mitchell, Bruce, en Dianne Draper. Relevance and Ethics in Geography. Longman, 1982.