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Journal of Applied Sciences 2 ( 2 ): 202 - 205 , 2002
Saif ur Rehman, Rizwana Qadir, Sadia Batool and Zahira Batool
Journal of Applied Sciences 2 ( 2 ): 219 - 222 , 2002
Amna Afzal, Dr. Ashfaq Ahmad Maan, Saif ur Rehman and Nazia Tabasam
Pakistan Journal of Social Sciences 3 ( 2 ): 368 - 370 , 2005
Amna Afzal, Dr. Muhammad Asghar Cheema, Saif ur Rehman and Nazia Tabasam
Pakistan Journal of Social Sciences 3 ( 2 ): 371 - 374 , 2005