Conrad Jon M. Resource Ecnonomics. Ed. 2 - Ed. 2 - New York Combridge University Press 2010 - 285p Conrad Jon M.: Resource Ecnonomics. Ed. 2. (Ed. 2) New York. Combridge University Press, 2010. 1-107-60624-1--(338CON) ENGLISH ISBN: 1-107-60624-1 Dewey Class. No.: 338 / CON