The search for life's origins  progress and future directions in planetary biology and chemical evolution /  [electronic resource] : 
Space Studies Board, Committee on Planetary Biology and Chemical Evolution, Commission on Physical Sciences, Mathematics, and Applications, National Research Council. 
 - Washington, D.C. :  National Academy Press,  1990. 
 - xii, 148 p. :  ill. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><br/>Electronic reproduction. <br/>Palo Alto, Calif. : <br/>ebrary, <br/>2009. <br/>Available via World Wide Web. <br/>Access may be limited to ebrary affiliated libraries. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life--Origin.<br/>Space biology.<br/>Molecular evolution.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>QH325  / .S418 1990eb