Echavez, M. S. (1998). A case study on the "mamaratbat": Its existence in the Filipino Catholic society.
Chicago-viite (17. p.)Echavez, Maricel Salvador. A Case Study on the "Mamaratbat": Its Existence in the Filipino Catholic Society. 1998.
MLA-viite (9. p.)Echavez, Maricel Salvador. A Case Study on the "Mamaratbat": Its Existence in the Filipino Catholic Society. 1998.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.