Stephenson, A. P. <br/><br/>
Advanced machine code techniques for the BBC micro / 
A.P. Stephenson and D.J. Stephenson 
 - London :  Granada,  1984 
 - viii, 258 p. :  ill. ;  24 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0246122277 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BBC Microcomputer--Programming