00279nam a2200109 a 450000500170000008200170001710000240003424500420005826000320010030000230013263000140015520251202164316.0  a330.124bKRI  aKrishna Kumar Singh  aInvestment project in planned economy  aDelhibAmar Prakashanc1985  a190 p.b22 cm.cHB  aEconomics