000			00321nam a2200145Ia 4500
008			190201s9999 xx 000 0 und d
082			_a530
082			_b4 M41E
100			_a"Mathur, D.S"
245		0	_aElements of Properties o
260			_aNew Delhi
260			_bS.L.C.T
260			_c1949
300			_a"viii, 615"
999			_c22060 _d22060