Glowka&al1994

    Tieteen termipankista

    GLOWKA, LYLE – BURHENNE-GUILMIN, FRANCOISE – SYNGE, HUGE 1994: A guide to the convention on biological diversity, IUCN. http://www.iucn.org/about/work/programmes/environmental_law/elp_resources/elp_res_publications/?uPubsID=1327 .