McMullan, John T. <br/><br/>
Energy resources and supply / 
J. T. McMullan, R. Morgan, R. B. Murray. 
 - London :  John Wiley & Sons,  1976. 
 - XII, 508 s. :  il. ;  24 cm. 
<br/><br/><label>ISBN: </label>0471589756 
<br/><br/><label>Universal Decimal Class. No.: </label>523.74  621.039  662.66