A. J. SINGH DHALIWAL & T. S. SOHAL. “Extension Contacts in Relation to Adoption of Agricultural Practices and Socio Socio-Economic Status of Farmers”. Indian Journal of Extension Education 1, no. 1 (June 30, 1965): 58–62. Accessed July 15, 2026. https://epubs.icar.org.in/index.php/IJEE/article/view/159575.