Bulfa, Ronaldo G. “Perceived Impact of Department of Trade and Industry Programs and Assistance to Microenterprises in the Fourth District of Quezon”. Journal of Business and Management Studies 2, no. 3 (December 8, 2020): 19–34. Accessed September 29, 2025. https://al-kindipublishers.org/index.php/jbms/article/view/853.