The menstrual cycle and its relation to contraceptive methods :    a reference for reproductive health trainers /  
Grace Mtawali [et al]. 
 - Chapel Hill, Carolina :    Intrah,    1997. 
 - vi, 82 p. :    ill. ;    28 cm. 
<br/><br/>Includes bibliographical references (p. 77-82). 
<br/><br/><label>ISBN: </label>1881961109 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Menstrual Cycle.<br/> Contraceptive devices.
<br/><br/><label>National Library of Medicine Call No.: </label>WP540   /  M528 1997