This set of three books on investments is a must-have for anyone looking to expand their knowledge on the topic. Written in English, these books cover a range of topics related to investment, making them a valuable addition to any book collection. The author, Book, provides insightful and informative content that is sure to help readers understand the intricacies of investments. Whether you're a seasoned investor or just starting out, these books are a great resource to help you make informed decisions.