00526nam a22001817a 45000010005000000030009000050050017000140080041000310400038000720820021001102450041001312600052001723000020002245050011002446500023002556510037002787100029003152310BD-DhUAP20210109122148.0210109r19731990bg a|||| b||| 001 0 eng d  aBD-DhUAPbEngcBD-DhUAPdBD-DhUAP  223a378.5492 UNI  aUniversity of Dhaka :bthe calendar.  aDhaka :bThe University of Dhaka,c1973 [1990].  aparts ;c22 cm.  aP. 1--  aEducation, Higher.  aBangladeshvUniversity of Dhaka.  aThe University of Dhaka.