Ally adalah seorang pengarang,[6] dan telah menerbitkan perkara berikut:
Reply to Robert Morey's source of Islam theories, Riyadh, Saudi Arabia : Dar Al-Hadyan, 1997.
Is Jesus God? The Bible Says No!, Riyadh, Saudi Arabia : Dar Al-Hadyan, 1998.
101 questions to ask visiting Jehovah's Witnesses, Toronto, Canada : Islamic Information & Daʼwah Centre International, 1997. Jilid kedua berjudul Another five questions to keep you going.
Yahweh, Jehovah or Allah : which is God's real name?, Toronto, Canada : Al-Attique, 1999.
101 clear contradictions in the Bible, Toronto, Canada : Al-Attique, 2001.
What God said about eating pork : & issue for Muslims / Christian dialogue, Toronto, Canada : Al-Attique, 2003.
Science in the Qur'an, Toronto, Canada : Al-Attique, 2003.
Common questions people ask about Islam, Toronto, Canada : Islamic Information & Da`wah Centre International, 2008.
Christianity Vs. Islam : A Muslim and a Christian Debate 8 Crucial Questions, Minnesota, United States : Bethany House Publishers, 2014. Dikarang bersama dengan James R. White.
