This book is a great resource for those interested in plasticity theory. To use it, simply start reading from the beginning. As it's an old book, handle it gently to avoid further damage to the loose binding. When not in use, store it in a dry and cool place to prevent any new soiling or damage. Try to keep it away from direct sunlight to protect the cover and pages. If you want to mark your place, use a soft bookmark instead of folding the pages to preserve its condition.