Bulmer, M. G <br/><br/>
The biology of twinning in man / 
M. G. Bulmer 
 - Oxford :  Clarendon Press,  1970 
 - ix, 205 p. ;  ill. ;  23 cm. 
<br/><br/>Bibliography : p. 183-198 
<br/><br/><label>ISBN: </label>198573472y 
<br/><br/><label>LCCN: </label>71-498413 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Twins<br/>Embryology, Human