Darke /
Angie Sage ; illustrations by Mark Zug.
- 1st ed.
- New York : Katherine Tegen Books, c2011.
- 641 p. : ill. ; 19 cm.
- Septimus Heap ; bk. 6 .
- Sage, Angie. Septimus Heap ; bk. 6. .
Apprentice Septimus Heap must enter the Darke to save the Castle and the Wizard Tower from destruction, but he needs the help of many to battle the spreading Darkenesse.