Shakeeb Ullah, Ali Zaman,, 		Rizvi, Syeda Nayab Batool, 		Khalid Muhammad, Asif Javaid, Kamran Safdar, Khalid Muhammad, 		Khitab, Umer, AND 		Muhammad Shuaib Khan, Muhammad Inam Malik, Niamat Ullah,.
" 25. Prevalence and antibiotics resistance pattern of extended spectrum β–lactamases Escherichia coli strains isolated from chickens" <em>Pure and Applied Biology (PAB)</em> [Online], Volume 7 Number 1 (2 March 2018)