Text ( visual ) : unmediated Existence and being / Martin Heidegger ; introduction and analysis by Werner Brock. -- South Bend, Ind. : Regmery/Gateway , 1979. -- x, 369 p. ; 17 cm. -- (A Gateway edition). -- ISBN 089526935X ; (BD02371698) ; https://ci.nii.ac.jp/ncid/BD02371698 Author Heading(s): Heidegger, Martin ; Brock, Werner