Yaqeen international ;   Vol. 34, no. 7 

 - Karachi-PK :   Syed Irshad Ali,   1985. 
 - p. 82-84 
 - Anual 
 - Vol. 34, no. 7(Aug. 1985) 
 - Yaqeen international ;   Vol. 34, no. 7 .