Wells, Ron. <br/><br/>
Choose the S.E.X of your baby / 
Dr. Ron Wells. 
 - Kuala Lumpur :  S. Abdul Majeed & Co. in assn. with Sally Milner Pub.,  1991. 
 - 164 p. ;  19 cm. 
<br/><br/><label>ISBN: </label>9839629751 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sex preselection.<br/>Natural family planning.<br/>Sex of children, Parental preference for.