APA (7e ed.) Bronvermelding

Acosta, P. (2002). Voluntarism in action: A collection of stories, essays and poems of Pahinungod Manila volunteers. Ugnayan ng Pahinungod, University of the Philippines.

Chicago (17e ed.) Bronvermelding

Acosta, Perpetua. Voluntarism in Action: A Collection of Stories, Essays and Poems of Pahinungod Manila Volunteers. Manila: Ugnayan ng Pahinungod, University of the Philippines, 2002.

MLA (9e ed.) Bronvermelding

Acosta, Perpetua. Voluntarism in Action: A Collection of Stories, Essays and Poems of Pahinungod Manila Volunteers. Ugnayan ng Pahinungod, University of the Philippines, 2002.