Pham Ngoc, Son. 2024. 《Exploring the Relationship between Self-esteem and Optimistic-Pessimistic Attitudes in English Majors at Ho Chi Minh City University of Industry and Trade》. 知识学习与科学技术期刊 ISSN:2959-6386(在线) 3 (1): 106-19. https://doi.org/10.60087/jklst.vol3.n1.p119.