@inproceedings{sgem2017S08044,
  title = {SOCIAL SOLIDARITY IN POLISH POLITICAL AND SOCIO-ECONOMIC THOUGHT IN THE PERIOD 1918-1939},
  author = {A. Laska},
  booktitle = {4th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM 2017},
  year = {2017},
  pages = {331-338},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgemsocial2017/22/S08.044}
}