Hawkins, Glenn <br/><br/>
Rules of thump:  guidelines for building services/ 
Glenn Hawkins 
 - 5th ed. 
 - Beijing  Old Bracknell  2011 
 - 99p.:  ill.  29cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780860226918 
<br/><br/><label>LC Class. No.: </label>HC79  / .R86 2011