Ratnapala, N <br/><br/>
Behaviour Modification Among Commercial Sex Workers of Sri Lanka 

 - Nugegoda  Nandasena Ratnapala  1995 
 - xxii, 103 p., 
<br/><br/><label>ISBN: </label>9559564218 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sex Worker
<br/><br/><label>Dewey Class. No.: </label>305  / NAN