R. KRISHNARAJ AND V .K. DUBEY. Conceptual Skill of Managerial personnel. Indian Journal of Extension Education, India, v. 27, n. 3-4, p. 79–83, 1991. DOI: 10.48165/. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/160565. Acesso em: 24 oct. 2025.