Gas and electicity prices 

 - London  HMSO UK           1976 
 - xCv, 452p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial Economy
<br/><br/><label>Dewey Class. No.: </label>X9:75.3.N75t, L6/GD