Tan, M. L. (1987). Usug, kulam, pasma: Traditional concepts of health and illness in the Philippines. Alay Kapwa Kilusang Pangkalusugan.
Cita Chicago (17th ed.)Tan, Michael L. Usug, Kulam, Pasma: Traditional Concepts of Health and Illness in the Philippines. Quezon City: Alay Kapwa Kilusang Pangkalusugan, 1987.
Cita MLA (9th ed.)Tan, Michael L. Usug, Kulam, Pasma: Traditional Concepts of Health and Illness in the Philippines. Alay Kapwa Kilusang Pangkalusugan, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.