Drysdale, John. <br/><br/>
In the service of the nation / 
John Drysdale. 
 - Singapore :  Federal Publications,  1985 
 - 219 p. :  ill. (some col.) ;  4 cm. 
<br/><br/><label>ISBN: </label>9971407035 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Police--Singapore.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Singapore--Police Force.