Gaya APA

Ysaac, W, L. (2010). A prayer catechism: A contemporary 'Pasiong Mahal' to be pondered-prayed by both catechumen and catechist (third edition, substantially updated and expanded). . Quezon City: Quezon City Loyola House of Studies/Lonergan Center.

Gaya MLA

Ysaac, Walter, L.. "A prayer catechism: A contemporary 'Pasiong Mahal' to be pondered-prayed by both catechumen and catechist (third edition, substantially updated and expanded). ". Quezon City: Quezon City Loyola House of Studies/Lonergan Center, 2010. Buku.