APA-viite (7. p.)

Likert, R., & Hayes, S. P. (1957). Some applications of behavioural research. UNESCO.

Chicago-viite (17. p.)

Likert, Rensis, ja Samuel Perkins Hayes. Some Applications of Behavioural Research. París: UNESCO, 1957.

MLA-viite (9. p.)

Likert, Rensis, ja Samuel Perkins Hayes. Some Applications of Behavioural Research. UNESCO, 1957.