00438nam a2200133Ia 4500008004100000020001600041040001700057082002400074100002300098245007300121260002800194300001600222650006600238190327s9999||||xx |||||||||||||| ||und||  a333-13367-6  aNITILcNITIL  221sta382.01bB334S  aBatra, Raveendra N 0aStudies in the pure theory of International tradecRaveendra N Batra  aLondonbMacmillanc1973  axiii, 355p.  aInternational trade; Free trade; Tariffs Investments, Foreign