Text ( visual ) : unmediated Economic evaluation and the environment : a methodological discussion with particular reference to developing countries / Charles Cooper. -- : pbk. -- London : Hodder and Stoughton , 1981. -- vii, 161 p. : ill. ; 24 cm. -- "Sponsored by the United Nations Environment Programme under a programme of conceptual and methodological studies in the field of environment and development." ; Bibliography: p. [154]-158 ; Includes index. -- ISBN 0340265558 ; (BA28337514) ; https://ci.nii.ac.jp/ncid/BA28337514 Author Heading(s): Cooper, Charles ; United Nations Environment Programme. -- Classification(s): LCC : HC79.E5 ; DC19 : 333.7/1. -- Subject Heading(s): LCSH : Environmental policy -- Cost effectiveness ; LCSH : Environmental policy -- Developing countries -- Cost effectiveness