WAGNER, Harald. Systems theory and social work/social pedagogy. Socialinė teorija, empirija, politika ir praktika, [S. l.], v. 2, p. 4–32, 2003. DOI: 10.15388/STEPP.2003.2.8544. Disponível em: https://journals.vu.lt./STEPP/article/view/8544.. Acesso em: 21 nov. 2024.