Mashiatullah, A., R. M. Qureshi, and R. M. Qureshi. “A REVIEW OF RESEARCH ON COMMON BIOLOGICAL AGENTS AND THEIR IMPACT ON ENVIRONMENT”. The Nucleus 46, no. 4 (June 26, 2020): 435–448. Accessed April 25, 2024. http://www.thenucleuspak.org.pk/index.php/Nucleus/article/view/919.