The Complete and Final Message to Man is a brief presentation of Islam defining its terms and teachings, followed by an advice to the Muslims and non-Muslims on following the path of the Righteous Predecessors.
Author: AbdulRahman Bin Abdulkarim Al-Sheha
Publisher: http://www.islamland.com - Islam Land Website
A nice discussion of some important points needed by those callling to Islam
Source: http://www.islamhouse.com/p/1243
The Choice - Islam and Christianity: Two Volumes, By Ahmed Deedat, An excellent book discussing Islam and Christianity in the light of Holy Quran and the Sunnah.
Author: Ahmed Deedat
The Fatawa's of Shaikh-ul-Islam Ibn Taymiyyah (Rahimahullah). Though he preferred the Hanbali school of jurisprudence, he was never biased in favor of it, he frequently quotes the opinions of all four of the well-known schools of jurisprudence, even others. In a number of matters, he himself held opinions different from those of the four schools.
Author: Sheikh-ul-Islam ibn Taymiyyah
According to the earliest sources, compiled from the works of Ibn Rajab al-Hanbali, Ibn al-Qayyim al-Jawziyya and Abu Hamid al-Ghazali. Taqwa is an abundant treasure, a precious trait, an honourable substance, a great success. Those who have Taqwa are the friends of Allah. Allah has promised them success at the time of death and and deliverance from Hell on the Day of Judgment.
Author: Group of Scholars
Reveiwers: Muhammad AbdulRaoof
Discusses the question of why Allah created, and why Allah created humans.
Author: Abu Ameenah Bilal Philips
Reveiwers: Muhammad AbdulRaoof
Publisher: Cooperative Office for Propagation, Guidance, and Warning of Expatriates in the city of Sultanah, Riyadh - A website Islamic Library www.islamicbook.ws