000 nam a22 7a 4500
999 _c747737
_d747737
020 _a9781406379150
082 _aYL/F/SMI
100 _aSmith, Lane
245 _aPenguin Problems
260 _bWalker Books Ltd
_c01 Nov 2017
300 _aUn-paged
852 _aYL/F
_bYL/F/SMI