What books should I read to understand the history of Song Dynasty?

On Eighteen Emperors of Song Dynasty, Romance of Song History, A Journey to the City in Song Dynasty, Outline of National History, System of Song Dynasty, Detailed Explanation of Song Dynasty, Song Dynasty: Helplessness of Luxury Empire, First Collection of Historical Materials of Song Dynasty, Establishment of Song Dynasty, A Glance at Song History, Song History and History as a Mirror