Class diagram

Draw a class diagram representing a book defined by the following statement: "A book is composed of a number of parts, which in turn are composed of a number of chapters. Chapters are composed of sections. A book includes the publisher, publication date, and ISBN-13. A part includes a title and number, A chapter includes a title, number, and abstract A section includes a title and a number. The book, part, chapter, and section all have number of pages which must agree. In other words if you add up all of the sections in a chapter then the number of pages in that chapter should be the same. Information about the publisher should include the name, city, state, and country as well as an address and URL