Lienhard, John H. <br/><br/>
How Invention Begins : Echoes of Old Voices in the Rise of New Machines 
Lienhard, John H. 
 -  Oxford University Press  2006 
 - On-campus e-Book by ebrary under Digital Library Program of Higher Education Commission (HEC) of Pakistan 
<br/><br/><label>ISBN: </label>9780198041726     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering & Technology