http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Environmental Studies covers the course requirements for undergraduate students of all disciplines. It aims to educate the readers about nature, ecosystems, natural resources, biodiversity, pollution, and the current challenges faced by environment
Electronic reproduction. Boston, MA : Safari, Available via World Wide Web. 2009.