BooksPrice.com

book price comparison

Lev Shulyak books & textbook

40 Principles: TRIZ Keys to Technical Innovation (Triztools)

Genrich Altshuller  Lev Shulyak  Steven Rodman  SHULYAK, LEV  ALTSHULLER, GENRICH  RODMAN, STEVEN  

Technical Innovation Center, INC. /1998-01-24 Paperback / 141 Pages
isbn-10: 0964074036 / isbn-13: 9780964074033
   

compare price



40 Principles: TRIZ Keys to Innovation [Extended Edition]

Genrich Altshuller  Dana W. Clarke  Uri Fedoseev  Steve Rodman  Lev Shulyak  Leonid Lerner  

Technical Innovation Center, Inc. /2005-04-15 Paperback / 144 Pages
isbn-10: 0964074052 / isbn-13: 9780964074057
   

compare price