Cita APA (7th ed.)

Castillo, T. M. D., & Bulan, C. T. (2005). Self-perceived speech anxiety and public speaking performance. College of Arts and Letters, University of the Philippines Diliman.

Cita Chicago (17th ed.)

Castillo, Thea Marie D., i Celia T. Bulan. Self-perceived Speech Anxiety and Public Speaking Performance. Quezon City: College of Arts and Letters, University of the Philippines Diliman, 2005.

Cita MLA (9th ed.)

Castillo, Thea Marie D., i Celia T. Bulan. Self-perceived Speech Anxiety and Public Speaking Performance. College of Arts and Letters, University of the Philippines Diliman, 2005.