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
This is an advice from the previous Grand Mufti in Saudi Arabia in regard to Riba (usury) transactions that have proliferated in the recent times through the numerous financial institutions that have been established throughout the world.
Author: Abdul Aziz bin Abdullah bin Baz
Translators: Jalal Abualrub
One Hundred famous Weak or Fabricated Traditions attributed to the Prophet.
Author: Ihsan Al-Utaibi
A nice discussion of some important points needed by those callling to Islam
Source: http://www.islamhouse.com/p/1243
Discussing the scriptures of Islam & Christianity, Gary Miller, a Canadian Muslim indicates that a Muslim believes in the religion of Jesus but sees mainline Christianity as a religion constructed about Jesus. The majority of Christians deify Jesus while Muslims say that he was a great prophet & messenger of Allah.
Author: Gary Miller
Reveiwers: Muhammad AbdulRaoof
Publisher: Islamic call and guidance centre in Abha: www.taweni.com
An excellent 18 page treatise upon the excellence of Hajj and its rulings. Taken from Silsilah Ahadeeth As-Saheehah & Silsilah Ahadeeth Ad-Daeefah. Translated by Abbas Abu Yahya
Author: Muhammad Naasiruddeen al-Albaanee
Translators: Abbas Abu Yahya