Thring, Meredith Wooldridge  1915- 2006, <br/><br/>
How to invent / 
M. w. thring and e. r. laithwaite 
 - 173 páginas 
<br/><br/><label>ISBN: </label>0333220269 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inventos<br/>Investigación
<br/><br/><label>LC Class. No.: </label>T212  / T46