Wolfgang Köhler's books
3.56 avg rating — 85 ratings 3.80 avg rating — 20 ratings 4.73 avg rating — 11 ratings 3.89 avg rating — 9 ratings 4.50 avg rating — 2 ratings liked it 3.00 avg rating — 3 ratings 3.50 avg rating — 2 ratings liked it 3.00 avg rating — 2 ratings really liked it 4.00 avg rating — 1 rating really liked it 4.00 avg rating — 1 rating