000			00390nam a2200133Ia 4500
008			210616s9999 xx 000 0 und d
020			_a9788120000000
100			_aKelkar, S. A.
245		0	_aUsability and human-computer interaction:
260			_bPHI Learning Private Limited, _c2016 _aNew Delhi :
300			_a452 pages.
650			_aSoftware Engineering _bComputer Science
942			_cBK
999			_c8356 _d8356