APA Style

Purba, A, M. (2007). Sowing Seeds Community Based Alternative Education in South Nias . Jakarta: Yayasan Tanggul Bencan Indonesia.

MLA Style

Purba, Antonius, M. "Sowing Seeds Community Based Alternative Education in South Nias". Jakarta: Yayasan Tanggul Bencan Indonesia, 2007. Buku SMP Athalia.