Hamzah Ahmad. <br/><br/>
The oil sultanate :  political history of oil in Brunei Darussalam / 
B. A. Hamzah. 
 - Seremban :  Mawaddah Enterprise,  1991. 
 - 239 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>9839737015 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum industry and trade--Brunei.