@book{HartwigMerchel2000,
  author    = {Hartwig, Luise and Merchel, Joachim},
  title     = {Parteilichkeit in der sozialen Arbeit},
  volume    = {4},
  edition   = {1. Aufl.},
  publisher = {Waxmann},
  address   = {M{\"u}nster [u.a.]},
  isbn      = {3-89325-822-1},
  pages     = {230 S.},
  year      = {2000},
  language  = {de}
}
@book{HartwigMerchel2000,
  author    = {Hartwig, Luise and Merchel, Joachim},
  title     = {Parteilichkeit in der Sozialen},
  edition   = {1. Aufl.},
  publisher = {Waxmann},
  address   = {M{\"u}nster[u.a.]},
  isbn      = {3-89325-822-1},
  pages     = {230 S},
  year      = {2000},
  language  = {de}
}