Hartl, Daniel L., <br/><br/>
Our uncertain heritage :  genetics and human diversity / 
Daniel L. Hartl. 
 - Philadelphia :  J. B. Lippincott,  1977. 
 - xvi, 494 pages :  illustrations ;  24 cm. 
<br/><br/><label>ISBN: </label>0397473664 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human genetics.