000 00262nam a2200097 4500
245 _aInvisible barriers to invisible trade
_cBrian Griffiths
100 _aGriffiths, Brian
260 _aLondon
_bMacmillan
_c1975
300 _axvii,178p.; 22cm.
082 _a382.1
_bGRI
999 _c24080
_d24080