Generally regarded as the single most authentic collection of hadiths, Sahih al-Bukhari covers almost all aspects of life in providing proper guidance from the Messenger of Allah. This book is the work of over 16 years by Imam al-Bukhari who before writing any hadith in this book performed two rak'ahs prayer of guidance from Allah and when he was sure of the hadith's authenticity, he wrote it in the book.
Author: Muhammad ibn Ismaeel al-Bukhari
Publisher: http://www.islamspirit.com - Islam Spirit Website
This book deals with fiqh issues specific to women regarding menstruation, post partum (Nifaas), and abnormal bleeding (Istihadah). Shaykh Uthaymeen brings proofs from the Quran and Sunnah. Widely Referenced book for Women.
Author: Muhammad ibn Saleh al-Othaimeen
Translators: Dr. Saleh As-Saleh
An overview of the rites of Hajj, Umrah, and Ziyaarah in the light of Quran and Sunnah.
Author: Muhammad ibn Saleh al-Othaimeen
Source: http://www.islamhouse.com/p/1375
A nice discussion of some important points needed by those callling to Islam
Source: http://www.islamhouse.com/p/1243
Fortress of the Muslim, Invocations from the Quran and Sunnah: is a very beautiful booklet consists of many authentic Dua's (supplications) for a Muslim to supplicate on a daily basis and on special occasions.
Author: Saeed Bin Ali Bin Wahf Al-Qahtani
The Nature Of Fasting: This book will help the reader better understand the fine points about fasting. like; What is the nature of the things that break the fast? What are the rules by which one can know the difference between what breaks the fast and what does not?
Author: Sheikh-ul-Islam ibn Taymiyyah
Publisher: http://www.dar-alsalam.com - Darussalam Publications Website