Hj Siren, N. R., and S. S. Yusoff. “Pembangunan Modal Insan Melalui Kurikulum Pusat Asuhan Tunas Islam Malaysia: Human Development through Islamic Preschool Curriculum at Pusat Asuhan Tunas Islam (PASTI)”. Jurnal Usuluddin, vol. 48, no. 1, June 2020, pp. 81-98, doi:10.22452/usuluddin.vol48no1.4.