Game Programming: The L Line, The Express Line to Learning Andy Harris ISBN: 978-0-470-06822-9 Paperback 570 pages February 2007 US $39.99 Add to Cart This price is valid for United States. Change location to view local pricing and availability. This is a Print-on-Demand title. It will be printed specifically to fill your order. Please allow an additional 2-3 days delivery time. The book is not returnable.