Wijeyarathne, V.D.K. <br/><br/>
An Introduction To Industrial Security 

 - Colombo:  Lake house  investments Ltd,  1985. 
 - 79p.;  20cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Penal & related institutions
<br/><br/><label>Dewey Class. No.: </label>365.64  / WIJ