P. N. JHA AND K. N. SINGH. A SCALE TO MEASURE FARMERS’ ATTITUDE TOWARDS HIGH-YIELDING VARIETIES PROGRAMME. Indian Journal of Extension Education, India, v. 9, n. 3&4, 2024. DOI: 10.48165/. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/160355. Acesso em: 23 oct. 2025.