PRIYO DAS. INCREASING THE EFFICIENCY OF SOCIAL MARKETING ABOUT COVID-19 PREVENTIVE MEASURES- AN EMPIRICAL STUDY. International Journal on Recent Trends in Business and Tourism (IJRTBT), [S. l.], v. 6, n. 1, p. 1-14, 2021. DOI: 10.31674/ijrtbt.2022.v06i01.001. Disponível em: https://ejournal.lucp.net/index.php/ijrtbt/article/view/1483. Acesso em: 4 dec. 2024.