Making sense out of secondary sources in environmental law: A research primer Author Perkins Spyke N. Journal/Series Environmental Law | Vol. 25(1); 93 - 109; 17 p. Date 1995 Source IUCN (ID: ANA-054057) Publisher | Place of publication Northwestern School of Law of Lewis and Clark College | Portland, OR, USA Language English Country/Territory United States of America Subject Environment gen. Keyword Access-to-information