Vad de, Laar Aart Framework for the analysis of common pool natural resources / Aart Van de Laar - Hague : Institute of Social Studies (ISS) , 1990 - 62p. : ill. ; 30 cm. - Working paper No. 77 . Includes bibliographical references. Subjects--Topical Terms: Natural resources Gov. Doc. Class. No.: NL ISS WP-77