NGOC, Truong Thi Nhu. Understanding first year university students’ passivity via their attitudes and language behaviors towards answering questions in class. HO CHI MINH CITY OPEN UNIVERSITY JOURNAL OF SCIENCE - SOCIAL SCIENCES, [S. l.], v. 7, n. 1, p. 84–93, 2017. Disponível em: https://journalofscience.ou.edu.vn/index.php/soci-en/article/view/295. Acesso em: 15 dec. 2025.