the ouse you reverted my edit with a smart comment the user who inserted the ref is the claimed author of the work i can find no trace of it in the isbn catalogue as i can find no trace of other works the user cites on other pages i'm in the process of assembling a sock puppet list for this user and i'm currently up to a total of over accounts he's used over the last years of which of are current i'd be grateful if you would leave any such edits of mine in place