Hardback with laminated boards in very good minus condition. Front and back boards have several indentations near the bottom and there is a piece missing from the spine near the bottom end (1 x 0.5 cm). There is also a little damage to the rear board at the bottom. Hinges a little cracked adjacent to the title-page, but with no damage to textblock.Previous owner\'s name inscribed in black biro inside front board. Text clear, bright and unmarked. Line drawings, charts and graphs throughout text. References at the end of each chapter. Index at the end.