The Islamic knowledge is the legacy of a prophet, the scholars are heirs of the prophets, and this is why the Knowledge seekers were among the best people.
Author: Muhammad Saeed Raslan
This is a useful book although it is small. It contains some technical terms for da'wah in English. No doubt all scholars and callers to Islam in English are in much need to something like that to conveys the right message of Islam to all those speak English.
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
A proof that the Qur'an is from God and that Muhammad is a Messenger of God.
Author: Abdullah Bin Abdur-Rahman AL-Jibreen
Publisher: Memphis Dawah
Source: http://www.islamhouse.com/p/1285
The Life, Teachings and Influence of Muhammad ibn Abdul-Wahhaab: This book is not one with a political agenda. It is meant neither to support nor to critique any contemporary regimes or policies. Indeed, the driving force behind this work is much greater and more important than that. It has to do with, first, the religion of Islam as preached by the Prophet (peace and blessings of Allah be upon him) himself and, second, with the honor and rights of an individual Muslim, Muhammad ibn Abdul-Wahhaab.
Author: Jamaal Zarabozo
Publisher: Ministry of Islamic Affairs, Endowments, Da‘wah and Guidance
Islam, is a comprehensive way of Life, does not confine itself to the spiritual aspect of man's life only, rather its primary concern is with the application of its rules to the daily life of man, the author wrote it in an easy and simple method to achieve the very purpose of the book, namely introducing Islam to Muslims and non-Muslims, through the best and simplest way.
Author: Hammodah Abd al-Aati
Publisher: http://www.islamweb.net - Islam Web Website