GGuidebook for people and progressGuidebook for people and progressde William S. GrayMateriasReading (Elementary)Problems, exercisesReaders (Elementary)Ediciones (1)Guidebook for people and progress (1944)Scott, Foresman · inglésMás obras de William S. GrayOOn their own in readingOn their own in readingWWhat makes a book readableWhat makes a book readableOOn their own in readingOn their own in reading
WWhat makes a book readable, with special reference to adultsWhat makes a book readable, with special reference to adults of limited reading ability1935