first edition, 1973.

cambridge, ma: the mit press. isbn: 0-262-18062-6. 123 pages. 11.5 x 9.5 inches. hardcover. bound in pictorial paper-covered boards. book condition: soiling to head of block. light toning to boards. very good+. jacket condition: notable toning throughout. considerable shelfwear. chipping to spine and rear panel. some.....