Mark Sumner
Mark Sumner's books
3.32 avg rating — 198 ratings
3.70 avg rating — 101 ratings
3.56 avg rating — 91 ratings
3.55 avg rating — 80 ratings
3.48 avg rating — 79 ratings
3.86 avg rating — 56 ratings
3.60 avg rating — 58 ratings
3.12 avg rating — 59 ratings
3.94 avg rating — 36 ratings
3.85 avg rating — 34 ratings
Mark Sumner's series
Extreme Zone (8 books)
3.86 avg rating — 262 ratings
News from the Edge (3 books)
3.53 avg rating — 250 ratings
Devil's Tower (2 books)
3.67 avg rating — 159 ratings
Talli McAlister (3 books)
3.57 avg rating — 75 ratings
