000 00340nam a22001217a 4500
008 240611b |||||||| |||| 00| 0 eng d
022 _a0073-6619
040 _aNational Science Library
_cNational Science Library
245 _aYear book 1993
260 _aNew Delhi:
_bIndian National Science Academy
300 _a316p.
942 _2udc
_cBK
999 _c63523
_d63523