000 00631nam a22002297a 4500
999 _c10328
_d10328
001 8205
003 BD-ChUET
005 20210601100550.0
008 191229b ||||| |||| 00| 0 eng d
020 _a070797986
040 _aBD-ChUET
_cBD-ChUET
082 _222
_a503.21/MCM
110 _aMcGraw-Hill.
245 0 0 _aMcGraw-Hill encyclopedia of science and technology (vol-9) /
_cMcGraw-Hill.
260 _aNew York :
_bMcGraw-Hill book company,
_cc1971.
300 _a707p. :
_bill. ;
_c29 cm.
504 _aIncludes bibliography.
526 _aReference
546 _aenglish
650 _aEncyclopedia
942 _2ddc
_cBK