Poethig, R. P. (1963). Philippine social issues from a Christian perspective. Dept. of Christian Education, United Church of Christ in the Philippines.
Chicago-viite (17. p.)Poethig, Richard P. Philippine Social Issues from a Christian Perspective. [Manila]: Dept. of Christian Education, United Church of Christ in the Philippines, 1963.
MLA-viite (9. p.)Poethig, Richard P. Philippine Social Issues from a Christian Perspective. Dept. of Christian Education, United Church of Christ in the Philippines, 1963.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.