The Mass-extinction debates :  how science works in a crisis / 
edited by William Glen. 
 - Stanford, Calif. :  Stanford University Press,  1994. 
 - xiv, 370 p. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0804722862 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Extinction (Biology).<br/>Paleontology--Methodology.