Signs of the times 

 - Singapore :  SAG  books,  1995 
 - 248 p. :  ill.;  30 cm. 
<br/><br/><label>ISBN: </label>981004934x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Signs and symbols
<br/><br/><label>Dewey Class. No.: </label>R 741.6  / S578 1995