Text ( visual ) : unmediated The political practice of environmental organizations / Ulf Hjelmar. -- Aldershot, England ; Brookfield, Vt. : Avebury , c1996. -- vii, 150 p. ; 23 cm. -- (Avebury studies in green research). -- ISBN 1859722393 ; (BA27438560) ; https://ci.nii.ac.jp/ncid/BA27438560 Author Heading(s): Hjelmar, Ulf. -- Subject Heading(s): LCSH : Environmental policy