Qur'an (the direct uncreated revelation of Allah):
The Holy Qur'an: English Translation of the meanings and Commentary, Mushaf Al-Madina An-Nabawiyah, IFTA Publishers
The Holy Qur'an, English Translation: Pickthall, Islamic Book Service
The Koran Interpreted, Translation: A.J. Arberry, Simon & Schuster
Click Here for Chronology of Revelation
On-line Qur'an: http://www.usc.edu/schools/college/crcc/engagement/resources/texts/muslim/quran
Tafsir (commentary on the Qur'an):
Tafsir: Ibn Kathir (10 volumes), abridged - Shaykh Safiur-Rahman Al-Mubarakpuri, Darusalam
On-line versions:
http://www.qtafsir.com/index.php?option=com_content&task=view&id=3000&Itemid=731
http://www.altafsir.com/
Hadith (narration on the words and deeds of Muhammad):
On-line Hadith: http://www.usc.edu/schools/college/crcc/engagement/resources/texts/muslim/hadith/
Saha sitta - The Reliable Sunni Six in precedent order: Bukhari, Muslim, Abu Dawood, At-Tirmidhi, An Nisa'I and Ibn Majah
Understanding the Hadith: The Sacred Traditions of Islam, Ram Swarup, Prometheus Books
Sirah Rasul Allah (biography of Muhammad):
The Life of Muhammad, a translation of Ibn Ishaqs' Sirat Rasul Allah, A. Guillaume, Oxford
On-line versions:
http://www.faithfreedom.org/Articles/sira/index.htm