APA Style

Sayogo, S. (1996). Optimalization of Child Development on becoming of the 21st Century (Optimalisasi Tumbuh Kembang Bayi dalam Menyongsong Abad 21) . : .

MLA Style

Sayogo, Savitri. "Optimalization of Child Development on becoming of the 21st Century (Optimalisasi Tumbuh Kembang Bayi dalam Menyongsong Abad 21)". : , 1996. Text.