000 00244nam a2200073 4500
080 _a
_b
245 _aIS: 1866 - 1961 (Incorporating Amendment No.1) : Code of Practice for Maintenance of Insulating Oil
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1972
300 _a20p
999 _c25510
_d25510