Sixth Edition. 184 pages. Dust jacket over green cloth. Clean pages with mild tanning and foxing throughout. Tightly bound with faint thumb-marking throughout. Previous owner's inscription to front endpaper. Boards have light shelf-wear with corner bumping. Mild crushing to spine ends. Book has forward lean. Mild scratching and marking to boards. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Notable rubbing and marking all over.