Wathern, Peter. Environmental impact assessment : theory and practice / Peter Wathern. - London : Routledge , 1988(rep.1994). - xx,332p. : Ills. ; 24cm. . NULL ISBN: 0415078849 UKP 14.99 Subjects--Index Terms: ENVIRONMENTAL IMPACT ANALYSIS Dewey Class. No.: 333.714 / WAT/E