Text ( visual ) : unmediated Learning through two languages : studies of immersion and bilingual education / Fred Genesee. -- Cambridge, MA : Newbury House Publishers , 1987. -- x, 213 p. ; 23 cm. -- Bibliography: p. 197-209 ; Includes index. -- ISBN 006632260X ; (BA0360266X) ; https://ci.nii.ac.jp/ncid/BA0360266X Author Heading(s): Genesee, Fred. -- Classification(s): LCC : LC3734 ; DC19 : 371.97/00971. -- Subject Heading(s): LCSH : Education, Bilingual -- Canada ; LCSH : Education, Bilingual -- United States ; LCSH : Concentrated study ; LCSH : Concentrated study -- Case studies