Links:[1] https://pepak.sabda.org/edisi_pepak/e_binaanak_356_prinsip_komunikasi [2] https://pepak.sabda.org/epublish/1 [3] https://pepak.sabda.org/epublish/1/355 [4] https://pepak.sabda.org/berkolaborasi_dalam_pelayanan_anak_di_christ_net