ISBN 0596002874 books & textbook
Free as in Freedom: Richard Stallman's Crusade for Free Software
O'Reilly Media /2002-03-11 Hardcover / 240 Pages
isbn-10: 0596002874 / isbn-13: 9780596002879
O'Reilly Media /2002-03-11 Hardcover / 240 Pages
isbn-10: 0596002874 / isbn-13: 9780596002879