000 00429nam a22001577a 4500
003 BD-DhUL
005 20170404154026.0
008 170404t1964 pk ||||| |||| 00| 0 eng
040 _aBD-DhUL
_cBD-DhUL
082 _a607.2
_bPAR
245 0 0 _aPakistan council of scintific & industrial research /
260 _aKarachi :
_bPakistan Govt.,
_c1964.
300 _a300 p. ;
_c21 cm.
650 0 _aResearch
942 _2ddc
_cREF
999 _c171914
_d171914