GUPTA, N.; TYAGI, H. K. Is In-Service Training A Determinant for Changing the Teaching Attitude of Teachers? An Experiment in Indian Schools. JOURNAL OF TEACHER EDUCATION AND RESEARCH, [S. l.], v. 12, n. 01, p. 42–47, 2012. Disponível em: https://www.jter.info/index.php/JTER/article/view/77. Acesso em: 4 mar. 2026.