Halsbury Advisory Board. <br/><br/>
Halsbury’s Laws of England : energy markets and providers ; energy efficiency and sustainability volume - 44. 

 - 5th ed. 
 - United Kingdom :  Lexis Nexis,  2018. 
 - 437 p. ; 
<br/><br/> Halsbury's Laws of England' is a definitive encyclopedic treatise of the laws of England. It includes restatements of the common law with remarks to the relevant judicial authority and the statutory law which has in many cases codified, modified, or supplemented common law. 
<br/><br/><label>ISBN: </label>9781474310611 
<br/><br/><label>Dewey Class. No.: </label>348.06 HAL