Dear all,

in case you need some more help with the book:

You can find the pdf of the first chapters of the book here, under Reading: http://www.nand2tetris.org/course.php

And then, a couple of Swedish on-line bookstores, where you can order the book:

http://www.adlibris.com/se/bok/the-elements-of-computing-systems-9780262640688

http://www.bokia.se/sok/?q=the+elements+of+computing+systems%3A+building+a+modern+computer+from+first+principles

http://www.bokus.com/bok/9780262640688/the-elements-of-computing-systems/?source=googleps&gclid=CLPRlILNrb0CFcHDcgodMK0ACw