words found in the Qur'an.

Some of Jeffery's studies are included in The Origins of The Koran: Classic Essays on Islam's Holy Book, edited by Ibn Warraq. They are also discussed in Mohar Ali's The Qur'an and The Orientalists:

Books

Books by Arthur Jeffery include:
*The Textual History of the Qur'an
*The Mystic Letters of the Koran
*A Variant Text