Assalam alaykum, May I have the pleasure of inviting your attention to Imam Abu Hanifah's ''Al-Fiqh al-Kabir'', as translated by Muhammad Ibn Yahya Ninowy..hereby attached. It touches on Key issues such as Tauheed, Ma'arifat, Imaan, the Hereafter etc...masterfully laid-out. Enjoy it. Many Regards.