REMENYI, Dan. Field Methods for Academic Research: Interviews, Focus Groups and Questionnaires in Business and Management Studies. [s.l.] : UJ Press,2022. DOI: 10.36615/9781776402397. Disponível em: https://ujonlinepress.uj.ac.za/index.php/ujp/catalog/book/106. Acesso em: 7 may. 2026.