Kitab At-Tawheed is one of the best books on the subject of Tawheed (Islamic Monotheism) and ranks high in authenticity. Till date it has gone through various publications; and had been the means for guidance of the millions of people throughout the world; by taking them out of the darkness of polytheism and error.
Author: Muhammad Bin Abdul Wahhab
Publisher: http://www.islambasics.com - Islam Basics Website
All in all, this book should provide a good overview towards understanding the many misguided views that emanate from varied groups influenced by the Mu'tazilah.
Author: Sajid Abdul Qayyum
Reveiwers: Muhammad AbdulRaoof
Publisher: A website Quran and Sunnah : http://www.qsep.com
The Fiqh of Worship. The book of al-‘Umdah is an abbreviated book of Fiqh according to the hanbali school of Fiqh (madhhab).
Author: Hatem Al-Haj Ali
Reveiwers: Muhammad AbdulRaoof
A nice discussion of some important points needed by those callling to Islam
Source: http://www.islamhouse.com/p/1243
The book begins with a discussion of the sacred nature of Makkah Al-Mukarramah, the boundaries of the Haram (Sanctuary) and its sanctity. Then it discusses the superiority of Makkah and narrates Ahadith to that effect. Then it mentions the names of Makkah and the significance of these names. This book also speaks of Ibrahim (Abraham) and Isma'il (Ishmael) (peace be upon them) and their connection to Makkah and its sanctity and development.
This is the English book "Ibn Taymiyyah Expounds on Islam" - A book of various Fataawa on Islamic faith, life and society. Translated by Muhammad Abdul Haqq Ansari and printed by The Institute of Islamic and Arabic Sciences in America (IIASA).
Author: Sheikh-ul-Islam ibn Taymiyyah
Translators: Mohammed Abdul Haqq Al-Ansari