000			00585nam a22001937a 4500
999			_c290327 _d290327
005			20211211134708.0
008			181128b xxu||||| |||| 00| 0 eng d
020			_a0070455120
040			_aBangabasi College Library
041			_aEnglish
082			_aREF 503&603 _bPSn89
100			_aPARKER, S. P. ed.
245			_aMcGrow-Hill concise Encyclopedia of science and thechnology _cedited by Sybil P. Parker
250			_a2nd ed.
260			_aNew York _bMcGraw-Hill _c1989
300			_alxxvi,2221p.
650			_aSCIENCE-ENCYCLOPEDIAS, _aTECHNOLOGY-ENCYCLOPEDIAS
942			_cBK