00268nam a2200109Ia 4500082002400000100001600024245007000040260002600110300001200136500000500148700000500153  a381.09549bSe495.IT  aSeth, K. L.  aInterwing trade in Pakistan; causes, consequences and prospectsb  aDelhibSterlingc1968  ax, 88p.  a  a