ИОВХИМЧУК, Н. BUSINESS ETHICS AND EFFECTIVE SPEECHES COMMUNICATION OF THE EDUCATIONAL PRIMARY SCHOOL. SWorldJournal, [S. l.], v. 2, n. 03-02, p. 31–35, 2020. DOI: 10.30888/2663-5712.2020-03-02-037. Disponível em: https://www.sworldjournal.com/index.php/swj/article/view/swj03-02-037. Acesso em: 18 apr. 2024.