000			00330nam a2200157Ia 4500
008			190201s9999 xx 000 0 und d
082			_aAL-
082			_b19
100			_a"Bhatt,N.D."
245		0	_aMachine Drawing
250			_aTwenty-First
260			_aIndia
260			_bCharotar Pub.
260			_c1986
300			_a210
999			_c12128 _d12128