Klein, Paul, <br/><br/>
Keluarga berencana alamiah? :  mengapa tidak! / 
Paul Klein & Team KBA. 
 - 56 pages :  some colour illustrations ;  21 cm. 
<br/><br/><label>ISBN: </label>9789792600438  hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human reproduction--Endocrine aspects.<br/>Ovulation.<br/>Menstrual cycle.<br/>Family planning.