A. Balsells, P. Amor?s, N. Fuentes-Pelaez, și A. Mateos, „Needs Analysis for a Parental Guidance Program for Biological Family: Spain’s Current Situation”, rcis, vol. 34, pp. 21–37, sep. 2011, Data accesării: nov. 06, 2026. Disponibil la: https://www.rcis.ro/journal/article/view/376-needs-analysis-for-a-parental-guidance-program-for