APA-viite (7. p.)

Berry, R. (1994). The research project: How to write it (3rd.). Roultdge.

Chicago-viite (17. p.)

Berry, Ralph. The Research Project: How to Write It. 3rd. London: Roultdge, 1994.

MLA-viite (9. p.)

Berry, Ralph. The Research Project: How to Write It. 3rd. Roultdge, 1994.