00558nam a22001937a 450000500170000001000110001702000100002803500110003803700160004904000120006508200130007710000170009024500720010726000480017927000270022730000230025465000410027765000460031820170124105936.0  a711142  c16.00  a711142  bCen Lib/Ret  aDPLbEN  a334bHAJ  aHajela, T. N  aPrinciples problems and practice of cooperation /cby T. N. Hajela   aAgra bShiva Lal Agarwala and Companyc1973  aHospital Road bAgra    aii,569p.c22cm(Hb)  acooperation and business enterprises  acooperative movement in foreign countries