Buku Panduan Hakcipta = Copyright Guidebook 

 -  Kementerian Perdagangan & Perindustrian/Dbp  1987 
 - VII, 22 P. 18 CM. 
<br/><br/> KOPERASI KEDAI BUKU UNIVERSITI MALAYA 
<br/><br/><label>Dewey Class. No.: </label>R 346.595'0482 BUK 1987 C.1