Velde, Theodoor H. van de. <br/><br/>
Ideal marriage :  Its physiology and technique / 
T. H. Van de Velde. 
 - Manchester :  William Heinemann Medical Books,  1971. 
 - 318 p. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hygiene Sexual<br/>Marriage
<br/><br/><label>LC Class. No.: </label>HQ21