COLLINGS, S. J. Designing research: Oppenheim, A N (1992) Questionnaire design, interviewing and attitude measurement. (2nd Edition) London: Pinter Publishers, ISBN 1 85567 044 5 (pbk), pp303, R94.87. ISBN 1 85567 043 7 (hbk). PINS-Psychology in Society, [S. l.], n. 17, 2026. DOI: 10.17159//2309-8708/1993/n17a11. Disponível em: https://www.journals.ac.za/pins/article/view/7988. Acesso em: 28 jan. 2026.