- 1983. *Mer enn en profet*
- 1984. *Profetier om den kommende Herren*
- 1986. *Den dagen Kristus kommer*
- 1988. *Den siste dommen ifølge Bibelen*
- 1995. *Din fremtid ifølge Bibelen*
- 1997. *The 40-Day Prophecy Countdown:Preparing for the End Time Events that Will Change the World*
- 2000. *Jordskjelv, asteroider og det annet komme*
- 2003. *Den endelige nedtellingen*
- 2004. *The Mark:Prophecy's Final Warning*
- 2005. *The Armageddon Plan*
- 2007. *2012:Dommedag?*
- 2008. *The New Prophecy Countdown*
- 2009. *Prophecy Revealed:The Secret Key to Bible Prophecies*
- 2011. *The Omega Prophecy*
- 2012. *The End of the World:As We Know It*
- 2013. *Den store kontroversen*
- 2014. *The Antichrist:The Most Diabolical Figure of All Time*
- 2015. *The Coming Apocalypse*
- 2016. *The Rapture:The Final Events of the Church Age*
- 2017. *De siste dagene ifølge Jesus*
- 2018. *Den kommende tredje verdenskrig*
- 2019. *The Rise of the Antichrist*
- 2020. *The Apocalypse Countdown:Preparing for the End of Days*
- 2021. *The Great Tribulation:The Final Battle Between Good and Evil*
Hefter
- 2008. *The Rapture:What You Need to Know*
- 2008. *The Mark of the Beast:The Final Warning*
- 2008. *Trengselen:Hva du trenger å vite*
- 2008. *The Second Coming of Christ:What You Need to Know*