Robert H. Ruby's books
really liked it 4.00 avg rating — 38 ratings 3.81 avg rating — 16 ratings 3.80 avg rating — 15 ratings 3.71 avg rating — 14 ratings 3.92 avg rating — 12 ratings 3.80 avg rating — 10 ratings 3.86 avg rating — 7 ratings 3.67 avg rating — 6 ratings really liked it 4.00 avg rating — 4 ratings really liked it 4.00 avg rating — 3 ratings