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 permissible and prohibited types of waseelah
Author: Naasir Bin Abdulkarim al-Aql
Publisher: Daar Al-Watan
Source: http://www.islamhouse.com/p/1297
The science of hadith is one of the most honourable and important sciences as we know through it the truthfulness of what was narrated to messenger of Allah peace be upon him whether it is authentic or weak.It's importance and honorability are due the honorability and importance of it's target which is the sunnah of the messenger peace be upon him , the second source of the islamic legislation, the words of who doesn't pronounce any word out of prejudice, it is nothing except a revelation revealed. And from the most collective and summarized written texts of this field is The Text Of Nukabat Al Fakar In Mostalah Ahal Al Athar (the top of thinking in the classification of hadith) by the Hafiz Ahmed Ibn Ali Ibn Hajar Al Askalany Al Shafi may the mercy of Allah be upon him.And this is the reading of the text.
Author: Ibn Hajar Al-Asqalani
Various Prohibitions regarding Speech.
Publisher: Islamic Propagation Office in Rabwah
Source: http://www.islamhouse.com/p/1239
This books cover the historical events of the Islamic Openings through which the word of Islam reached out the whole world. It represents the real Islamic attitude during the war, and real intentions of those openings.
Author: AbdulAziz Al-Shinnawy
Translators: Heba Samir Hendawi
Publisher: Umm Al-Qura for Translation, Publishing & Distribution
This book follow the Adadith (prophet sayings) in an attempt to trace their miraculous nature from a scientific perspective so as to pave the Sunnah's way into the hearts of Muslims and non-Muslims as well.
Author: Zaqlol El-Naggar
Publisher: Al-Falah Foundation, Translation, Publication and Distribution