00337nam a2200133Ia 4500008004100000041000800041082002000049100001400069245002500083250001400108260003800122300003200160365001100192240624s9999    xx            000 0 und d  aeng  a338.5024658 GUP  aGUPTA G S  aMANAGERIAL ECONOMICS  a(2nd ed.)  c2015aNew DelhibTata McGraw-Hill  axiii, : 431 : p. : cm. ; 23  cRSb33