Fuel and power 
/by McDonald Educational 
 - London:  B.P.C. Publishing Limited,  1968. 
 - 61 p. :  ill.,col. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/> McDonald junior reference library 
<br/><br/><label>Dewey Class. No.: </label>662  / MAC