International Union for Conservation of Nature and Natural Resources, & East European Programme. (1991). Environmental status reports: 1990. s.l.: IUCN.
Chicago Style CitationInternational Union for Conservation of Nature and Natural Resources, and East European Programme. Environmental Status Reports: 1990. s.l.: IUCN, 1991.
MLA CitationInternational Union for Conservation of Nature and Natural Resources, and East European Programme. Environmental Status Reports: 1990. s.l.: IUCN, 1991.
Warning: These citations may not always be 100% accurate.