Used. Lot of 3 books, 1961 & 1990, 3 different printings, 2nd & 3rd editions. Thanks for looking! Please read the additional information shipping and payment details and checkout instructions before purchasing. Please be sure to contact us with a problem BEFORE filing any claim with eBay or returning any item that was not sold as is.  We only ship outside the U.S. using eBay's Global Shipping Program.