Hack Attack: 13 book hacks for the library crowd - Lifehacker

Hack Attack: 13 book hacks for the library crowd - Lifehacker:

From your local library to the classroom to the bookstore, there are a lot of tools available to help you save time and money when it comes to the bound world of information. Today, in the interest of lifehacking your bookshelf, I'm rounding up my favorite 13 "book hacks" for getting the most from your bound literature.