We don't yet offer a book printing service for scrapbook pages and albums created with iScrapbook. However, there are many commercial services available on the web that do precisely this sort of thing. Please see this article which lists some of the more popular book printing services:
iScrapbook can save your scrapbook pages in high-resolution files that are accepted by these services. Most of these services accept files in popular graphic formats like PDF or JPEG. Here's how to save these files from iScrapbook:
1) Launch iScrapbook
2) Select the page or album you want to save
3) Choose File > Order Book OR
4) Choose File > Export Page/Album and then choose the graphic format you want to save your page in and click Save.