The nature of perceptual differences in relation to spelling.

Sawyer, Bernice P2016-07-082016-07-0819531953b14685565https://hdl.handle.net/2144/16970Thesis (M.A.)--Boston Universityen-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictions.The nature of perceptual differences in relation to spelling.Thesis/Dissertation