http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Discusses the three kinds of symbiosis: mutualism, commensalism, and parasitism and describes examples of these relationships.
Alvin Silverstein, Virginia Silverstein, Laura Silverstein Nunn.
Electronic reproduction. Boulder, Colo. : NetLibrary, 2000. Available via the World Wide Web. Available in multiple electronic file formats. Access may be limited to NetLibrary affiliated libraries.
Includes bibliographical references (page 58) and index.