Boyd, J. D.  1907-1968. <br/><br/>
The human placenta / 
by J.D. Boyd and W.J. Hamilton. 
 - Cambridge :  Heffer,  1970. 
 - xv, 365 p. :  ill. (some col., some fold.), ports. ;  32 cm. 
<br/><br/>Bibliography: p. 337-362. 
<br/><br/><label>ISBN: </label>0852700407 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Placenta.<br/>Maternal-Fetal Exchange.
<br/><br/><label>LC Class. No.: </label>QM611  / .B69 1970