S. ALI. Role Of Private Extension System In Agricultural Development Through Advisory Services In The Punjab, Pakistan . Pakistan Journal of Science, [S. l.], v. 63, n. 2, 2011. DOI: 10.57041/pjs.v63i2.84. Disponível em: http://pjosr.com/index.php/pjs/article/view/84. Acesso em: 14 may. 2024.