00309nam a2200133 a 450000500170000002000150001708200160003210000060004811000200005424500250007426000230009930000180012249000350014020251203091534.0  a0198750749  a121.3,bdan  d_  aDancy, Jonathan  aPerceptual knowledge  aOxford: OUP.c1988  a256p.c23 cm.  aOxford readings in philosophy>