Astrobiology a brief introduction / [electronic resource] :
Kevin W. Plaxco and Michael Gross.
- Baltimore : Johns Hopkins University Press, 2006.
- ix, 259 p. : ill. ; 23 cm.
Includes bibliographical references and index.
Electronic reproduction. Palo Alto, Calif. : ebrary, 2009. Available via World Wide Web. Access may be limited to ebrary affiliated libraries.