@book{Merchel1998,
  author    = {Merchel, Joachim},
  title     = {Hilfeplanung bei den Hilfen zur Erziehung},
  volume    = {9},
  edition   = {1. Aufl.},
  publisher = {Boorberg},
  address   = {Stuttgart [u.a.]},
  isbn      = {3-415-02445-8},
  pages     = {142 S.},
  year      = {1998},
  language  = {de}
}
@book{Merchel1998,
  author    = {Merchel, Joachim},
  title     = {Qualit{\"a}t in der Jugendhilfe},
  edition   = {1. Aufl.},
  publisher = {Votum},
  address   = {M{\"u}nster},
  isbn      = {3-930405-81-4},
  pages     = {434 S},
  year      = {1998},
  language  = {de}
}