Thring.M.W. & Laithwhite.E.R. <br/><br/>
How To Invent.(1977). 

 - 1st Ed. 
 -  Mcmillian Publication Company  1978 
 - 173p.  22 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>GEN
<br/><br/><label>Index Terms--Genre/Form: </label><br/>24G
<br/><br/><label>Dewey Class. No.: </label>24E-986  / THR