APA (7e ed.) Bronvermelding

Ki lbourne, E. D., & Smillie, W. G. (1969). Human ecology and public health (4th ed.). Macmillan.

Chicago (17e ed.) Bronvermelding

Ki lbourne, Edwin D., en Wilson George Smillie. Human Ecology and Public Health. 4th ed. [New York]: Macmillan, 1969.

MLA (9e ed.) Bronvermelding

Ki lbourne, Edwin D., en Wilson George Smillie. Human Ecology and Public Health. 4th ed. Macmillan, 1969.