@book{Rheinberg2006,
  author    = {Rheinberg, Falko},
  title     = {Psychologia motywacji},
  publisher = {Wydawnictwo WAM},
  address   = {Krak{\´o}w},
  isbn      = {83-7318-640-9},
  pages     = {244 S.},
  year      = {2006},
  abstract  = {Polnische Ausgabe von "Motivation" 1. Aufl. 1995, 5. Aufl. 200},
  language  = {pl}
}
@misc{VlasenkoPieranskiHolzendorf2006,
  author    = {Vlasenko, V. and Pieranski, Wladyslaw and Holzendorf, Ulf},
  title     = {Niekatoryje aspekty modielirowanija processa obuczenija "menadziera znania"},
  year      = {2006},
  language  = {pl}
}