Potter, Neil <br/><br/>
Oil rig./ 
Neil Potter.; Edi: Caroline Russum. 
 - 1th ed. 
 - London:  Macdonald Education,  1977. 
 - 48 p.;  28,5 cm. 
<br/><br/><label>ISBN: </label>0356055841 
<br/><br/><label>Dewey Class. No.: </label>665.5 POT