One of the most detailed books describing the rulings of Hajj, Umrah, and visiting the Masjid of the Prophet (peace be upon him).
Author: Sayid Sabiq
Source: http://www.islamhouse.com/p/1395
By Shaykhul-Islaam Ibn Taymiyyah. Actions are distinguished, one from the other, with respect to their excellence in the Sight of Allaah in accordance with the condition of the heart, not by their number or form, but rather due to the strength of the caller, his truthfulness, his sincerity and the extent to which he prefer Allaah over himself…
Author: Sheikh-ul-Islam ibn Taymiyyah
The Virtues of Allah’s sacred month of Muharram and Fasting on Aashooraa.
Author: Muhammad Salih Al-Munajjid
Publisher: http://www.islamqa.com - Islam : Question & Answer Website
Source: http://www.islamhouse.com/p/1343
This book comprehensively explains Tawheed in the words of Shaikh ibn Saleh al-Uthaimeen (rahimahullah) from the book, 'Sharh Hadeeth Jibra'eel'.
Author: Muhammad ibn Saleh al-Othaimeen
Reveiwers: Muhammad AbdulRaoof
Publisher: A website Quran and Sunnah : http://www.qsep.com
Rites of Hajj and Umrah From the book and Sunnah and Narrations from the Pious Predecessors.
Author: Muhammad Naasiruddeen al-Albaanee
ًWhat is Islam?: This book explains basic introduction to the fundamental beliefs and practices of the Islamic faith. An attempt has been made to be as concise as possible, but with the hope that the reader will be encouraged to study Islam in more depth.
Author: Jamaal Zarabozo
Publisher: Ministry of Islamic Affairs, Endowments, Da‘wah and Guidance