Hardcover with dus tjacket and 586 pages in good condition. Name in ink in front and some celotape marks.    Alvin Toffler's Future Shock and The Third Wave are among the most influential books of our time. Now, in Powershift, he brings to a climax the ideas set forth in his previous works to offer a stunning vision of the future that will change your life. In Powershift, Toffler argues that while headlines focus on shifts of power at the global level, equally significant shifts are taking place in the everyday world we all inhabit--the world of supermarkets...