The Tomorrow Series by John Marsden

1. Tomorrow, When The War Began
2. The Dead Of The Night
3. The Third Day The Frost
4. Darkness, Be My Friend
5. Burning For Revenge
6. The Night Is For Hunting
7. The Other Side Of Dawn

The Ellie Chronicles (Sequel Series To The Tomorrow Series)

1. While I Live
2. Incurable
3. Circle Of Flight