Nierra, C. M. (2001). Towards Christian social involvement: Theology IV / Sociology III textbook. Inst. of Religion, UST.
Chicago-viite (17. p.)Nierra, Celso M. Towards Christian Social Involvement: Theology IV / Sociology III Textbook. Espana, Manila: Inst. of Religion, UST, 2001.
MLA-viite (9. p.)Nierra, Celso M. Towards Christian Social Involvement: Theology IV / Sociology III Textbook. Inst. of Religion, UST, 2001.
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