00265nam a2200109Ia 450000500170000008000190001710000210003624500340005726000340009130000110012558300190013620260716043545.0  a03.02.03 L6731  aLewis, W. Arthur  aThe theory of economic growth  bAllen & UnwinaLondonGBc1955  a453 p.  c12/15/04kJOYD