000			00345nam a2200157Ia 4500
100			_aDe Vellis, Robert F.
080			_a300.72 Dev
526			_dNTB
526			_aPG
366			_f20
942			_cBK
245			_aScale development : theory and applications 3rd ed
260			_aSage _bLas angeles _cc2012
300			_aix,205
546			_aE
999			_c73059 _d73059