A nice discussion of some important points needed by those callling to Islam
Source: http://www.islamhouse.com/p/1243
Islam is the universal religion, in this comparative study between Islam and Christianity, the reader will notice the tolerant approach of Islam toward other revealed religions.
Author: Ulfat Aziz-us-Samad
Reveiwers: Muhammad AbdulRaoof
The meaning of our testimony that Muhammad (peace be upon him) is the messenger of Allah.
Author: Abdul-Azeez Bin Abdullah Aal-ish-Sheikh
Publisher: http://www.islamtoday.net - Islam Today Website
Source: http://www.islamhouse.com/p/1369
50 Questions And Answers On Islamic Monotheism which talks about Who is your Rub? What is your religion?, Where is Allah?, Who are the friends of Allah? and etc.
Author: Muhammad Bin Abdul Wahhab
Reveiwers: Muhammad AbdulRaoof
Publisher: A Dawah website Wathakker www.wathakker.net
Issues that the caller to Allah must obtain
Author: Muhammad ibn Saleh al-Othaimeen
Prophet Muhammad Presents His Brother Jesus To Mankind (Peace And Blessings Be Upon Them).
Author: Zain Al-Abedeen Al-Rakabe