Introduction to distance sampling :  estimating abundance of biolo gical populations / 
S. T. Buckland ... [et al.]. 
 - New York :  Oxford University Press,  2001. 
 - xv, 432 p. :  ill., map ;  24 cm. 
<br/><br/>Includes bibliographical references (p. [381]-420) and index. 
<br/><br/><label>ISBN: </label>0198509278 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animal populations--Estimates.<br/>Sampling (Statistics)
<br/><br/><label>Dewey Class. No.: </label>591.788