2. International journal of heritage studies = IJHS Plymouth, U.K. : University of Plymouth Press, 1994- ACT323 Taylor and Francis Online
4. Deep ecology: living as if nature mattered Devall, Bill, 1938- Salt Lake City, Utah : Gibbs Smith, 2007. GEC204 ENG406
5. Asian perceptions of nature: a critical approach Richmond, Surrey : RoutledgeCurzon, 2004, ©1995. SOC308
8. The future of environmental criticism: environmental crisis and literary imagination Buell, Lawrence. Malden, MA : Blackwell Pub., 2005. GEC204