Comparative placentation :  essays in structure and fucntion 
editor D.H. Steven 
 - London :  Academic Press,  1975 
 - 315 p. :  ill. ;  23 cm. 
 - Monographs for students of medicine .
<br/><br/>Includes bibliographies and index 
<br/><br/><label>ISBN: </label>0126680507 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Placenta<br/>Mammals
<br/><br/><label>National Library of Medicine Call No.: </label>WQ212  / .C734