000 00308 a2200133 4500
005 20250628195243.0
020 _a9781107620421
100 _aRICHARDS, J.C
245 _aInterchange
250 _a4th Ed.
260 _aNew York
_bCambridge
_c2013
300 _avii, 48p.: ill; pictures
_c28cm
942 _2ddc
_cBKS
999 _c6187
_d6187