000			00344nam a2200157Ia 4500
008			240220s9999 xx 000 0 und d
041			_aENG
245		0	_aI S 2720 pt. Xxxviii - 1976
260			_aNULL
260			_bIndian Standards Institution.
260			_c1976
300			_a26p.
365			_b19
650			_aGENERAL
942			_cDBK
999			_c16478 _d16478