00553nam a2200205Ia 450000500170000000800460001703700110006304000080007404000080008204000080009004100080009804100080010608400080011410000380012224500810016026000090024130000100025065000140026070000730027420260430150416.0008  250103s9999    xx            000 0 eng d  aTheses  aCRL  beng  ceng  2eng  aeng  qCRL  aGupta Gauri Au.; Singh Daljit Gu. 0aChanging Pattern of International Trade: A Comparative Study of Trade Blocks  c2023  a106p.  aGeography  aUniversity of Delhi. Faculty of Social Sciences. Deptt. of Geography