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Answers and rating deltas for

Checking if an ISBN number is correct

Author Votes Δ
Glenn Maynard 14 +1.26
Brian 3 +1.05
Laurence Gonsalves 3 +0.30
mouad 3 +2.18
John Machin 2 +0.09
Katriel 1 -1.21
James B 1 -3.19
Mark Ransom 1 -1.14
user119917 -2 0.00
Last visited: Sep 14, 2014, 5:07:29 AM