Links:[1] https://pepak.sabda.org/edisi_pepak/e_binaanak_273_arti_penting_doa [2] https://pepak.sabda.org/epublish/1 [3] https://pepak.sabda.org/epublish/1/273 [4] https://pepak.sabda.org/ucapan_terima_kasih_11