Have tons of books collecting dust in your bookshelves? Why not sell them online or during university textbook buyback fair. Here are some tips to get you started: Tips in Selling Second-Hand Textbooks
More than 100 million second-hand and out-of-print books! including Psychology, Industrial & Organizational Psychology at Waterstones marketplace - I love this virtual second hand bookshop. Highly addictive and we at Amber highly recommend a visit.