Kritikan Internal Terhadap Al-Qaeda (Bahaya dan Kesalahan Ideologinya), Lazuardi Birru, Jakarta, 2012. Translation work with Ariefa Kusuma.
Kritikan Dari Dalam Terhadap Ideologi Al-Qaeda (Criticism from Within of Al-Qaeda Ideology), Pustaka Nasional, Singapore, 2012. Translation work.
“A Decade Combating Radical Ideology: Learning from the Singapore Experience (2001 – 2011)“, RSIS Monograph Series, No. 20, Singapore, September 2011. Co-written with Tuty Raihanah Mostarom.
Fiqh Minoriti Muslim: Perspektif Dua Ulama Kontemporari (Islamic Jurisprudence for Muslim Minority from the Perspective of Two Contemporary Scholars), Pustaka Nasional, Singapore, 2008. Translation work.
Bom Bali: Jihad atau Jenayah (translation of Unlicensed to Kill in Malay), published by Grafindo, Jakarta, 2007.
Pray to Kill (translation of Unlicensed to Kill in Bahasa Indonesia), published by Grafindo, Jakarta, 2006.
Unlicensed to Kill: Countering Imam Samudra’s Justification For the Bali Bombing, published by Peace Matters, Singapore, 2006.
Kesederhanaan Dalam Islam Dalam Konteks Masyarakat Islam Singapura. Translated to Moderation in Islam in the Context of Muslim Community in Singapore, book written for the Singapore Association of Islamic Religious Teachers and Scholars (PERGAS), 2004.
Fiqh Dakwah Dalam Al-Quran (link provided is for word document version), published by IIFSO (Malaysia), 2004.
Pesanan Perjuangan, published by PERDAUS, 2002.
Noktah Hitam : Ajaran Sesat Di Singapura, published by MUIS, 2001. A collaboration project between MUIS and PERDAUS.
Pandangan Umum Islam Terhadap Kesihatan & Perubatan, published by PERDAUS, 2001.