Ardani, W.A., Sasono, T.N. and Rohmi, F. 2020. The Correlation Between Coping Mechanism And Anxiety Levels On Parents Having Mental Retardation Children In SLB BC PGRI Sumber Pucung. Jurnal Midpro. 12, 1 (Jun. 2020), 123–134. DOI:https://doi.org/10.30736/md.v12i1.156.