Nasir Uddin and A.H.M. Zehadul Karim
The Social Sciences 5 ( 5 ): 446 - 453 , 2010
A.H.M. Zehadul Karim
The Social Sciences 6 ( 6 ): 473 - 479 , 2011
The Social Sciences 8 ( 2 ): 160 - 165 , 2013