Derek Sayer
Derek Sayer's books
3.65 avg rating — 91 ratings
3.88 avg rating — 52 ratings
4.16 avg rating — 37 ratings
3.96 avg rating — 23 ratings
4.33 avg rating — 9 ratings
4.50 avg rating — 8 ratings
4.29 avg rating — 7 ratings
3.71 avg rating — 7 ratings
3.67 avg rating — 3 ratings
liked it 3.00 avg rating — 2 ratings