Shepherd, Joel
Chronological Checklist

Series – Cassandra Kresnov

6 titles
• Crossover (Moss Vale, New South Wales: HarperCollins/Voyager, 2001)
• Breakaway (Moss Vale, New South Wales: HarperCollins/Voyager, 2003)
• Killswitch (Moss Vale, New South Wales: HarperCollins/Voyager, 2004)
• 23 Years on Fire (Amherst, New York: Prometheus Books, 2013)
• Operation Shield (Amherst, New York: Prometheus Books, 2014)
• Originator (Amherst, New York: Prometheus Books, 2015)