Text ( visual ) : unmediated From communication to curriculum / Douglas Barnes. -- Harmondsworth : Penguin Books , 1976, c1975. -- 202 p. : ill. ; 20 cm. -- (Pelican books). -- Description based on 1988 print ; Includes bibliographical references and index. -- ISBN 0140226486 ; (BD05123466) ; https://ci.nii.ac.jp/ncid/BD05123466 Author Heading(s): Barnes, Douglas R.. -- Classification(s): LCC : LC1060 ; DC19 : 370.15/2. -- Subject Heading(s): PRECIS : Learning by school students. Role of communication in schools ; LCSH : Learning, Psychology of ; LCSH : Communication in education