Cita APA (7th ed.)

(1998). Panunumpa sa tungkulin at pasinayang talumpati: Joseph Ejercito Estrada, President of the Republic of the Philippines. Infolab.

Cita Chicago (17th ed.)

Panunumpa Sa Tungkulin at Pasinayang Talumpati: Joseph Ejercito Estrada, President of the Republic of the Philippines. [Manila]: Infolab, 1998.

Cita MLA (9th ed.)

Panunumpa Sa Tungkulin at Pasinayang Talumpati: Joseph Ejercito Estrada, President of the Republic of the Philippines. Infolab, 1998.