Engel, Randy <br/><br/>
Sex education - the final plague / 
Randy Engel. 
 - Quezon City :  Kalayaan Press,  1987. 
 - vi, 276 p. 
<br/><br/> Includes footnotes and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sex instruction<br/>Sexual ethics