Agustinus Waruwu, “Peningkatan Kemampuan Guru Pada Penerapan Model Pembelajaran Take and Give Dalam Pembelajaran Melalui Pembinaan Kepala Sekolah: Improving Teacher Ability in the Application of Take and Give Learning Models in Learning through Principal Coaching”, abdi.sabha.j.pengabdi.kpd.masy., vol. 3, no. 2, pp. 247–254, Jun. 2022.