000			00279nam a2200133Ia 4500
100			_aPEARSON J.M
650			_atheory of waves
365			_cRS
365			_d1
942			_cDENGBK
245			_aA theory of waves
260			_bAllyn and Bacon _c1966 _aBoston
300			_aXI+140P
999			_c19041 _d19041