Book review of Freakonomics would be best if in the format of
Can follow this format
Paragraph 1: summarise the main ideas in the book and state that your review wish es to focus on 3 key ideas.
Idea 1 – what they said / what others said about it/what you think (this may take 1, 2 or even 3 paragraphs).
Idea 2 – what they said / what others said about it/what you think (again may be 1 or 2 paragraphs).
Idea 3 – what they said / what others said about it/what you think
Or this format
Para 1: summarise main ideas of the book
Para 2: discuss what others have said about the book
Para 3 (and 4?) discuss what you like about the book
Para 4 (and 5) discuss any limitations