Likert, R. 1. e. (1957). Some applications of behavioural research. UNESCO.
Cita Chicago (17th ed.)Likert, Rensis 1903- ed. Some Applications of Behavioural Research. [Paris]: UNESCO, 1957.
Cita MLA (9th ed.)Likert, Rensis 1903- ed. Some Applications of Behavioural Research. UNESCO, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.