00473nam a22001697a 450000500170000000800410001703700070005804000110006504100130007608400190008910000200010824500710012826000460019930000100024565000200025570000280027520250902115807.0250902b        |||||||| |||| 00| 0 eng d  cTB  aALcAL  2ENGaENG  aSigma:f M2qAL  aSieber, Joan E.  aEthics of social reserch: bfieldwork, regulation, and publication  aNew York, USA:bSpringer - Veriag,c1982.  a187p.  2Social Sciences  aSieber, Joan E.eEditor