APA-viite (7. p.)

Wolfson, M. (1978). Changing approaches to population problems. Development Centre of the Organisation for Economic Co-operation and Development.

Chicago-viite (17. p.)

Wolfson, Margaret. Changing Approaches to Population Problems. Paris: Development Centre of the Organisation for Economic Co-operation and Development, 1978.

MLA-viite (9. p.)

Wolfson, Margaret. Changing Approaches to Population Problems. Development Centre of the Organisation for Economic Co-operation and Development, 1978.