Text ( visual ) : unmediated Social intelligence for America's future : explorations in societal problems / Bertram M. Gross, editor. -- Boston : Allyn and Bacon , [1969]. -- xxxv, 541 p. ; 24 cm. -- Bibliographical footnotes ; Includes index. -- (BA10359073) ; https://ci.nii.ac.jp/ncid/BA10359073 Author Heading(s): Gross, Bertram Myron. -- Classification(s): LCC : HN59 ; DC : 309.1/73. -- Subject Heading(s): LCSH : United States -- Social conditions -- 1960- ; LCSH : United States -- Social policy

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