Text ( visual ) : unmediated Research perspectives in education / edited by William Taylor. -- London : Routledge & Paul , 1973. -- x, 238 p. ; 23 cm. -- Includes bibliographies and index. -- ISBN 0710076002 ; (BA19497713) ; https://ci.nii.ac.jp/ncid/BA19497713 Author Heading(s): Taylor, William. -- Classification(s): LCC : LB1028 ; DC : 370/.78. -- Subject Heading(s): LCSH : Education -- Research