A must-read book that illustrates masterpieces in a single volume and enhances problem-solving skills. - Title: 50 Must-Read Books on "Thinking Methods" - Authors: Yoshinori Shimizu, Damarei - Content: Illustrated in a single volume - Keywords: Masterpieces, bestsellers, author-recommended perspectives - Features: Enhances problem-solving skills Read only once. It's been a while since I bought it on the release date, but it's in good condition. Thank you for looking.