Gaya APA

Purba, M. (2008). Spirituality in context: Vincentian spirituality actualized by the Batak Sisters of Charity in North Sumatra. . Tt: tt Discovery Books.

Gaya MLA

Purba, Mida. "Spirituality in context: Vincentian spirituality actualized by the Batak Sisters of Charity in North Sumatra. ". Tt: tt Discovery Books, 2008. Buku.