Cita APA (7th ed.)

(1993). Philippine transportation and communications directory, 1992-1993. Kilter Enterprises.

Cita Chicago (17th ed.)

Philippine Transportation and Communications Directory, 1992-1993. Mandaluyong, Metro Manila: Kilter Enterprises, 1993.

Cita MLA (9th ed.)

Philippine Transportation and Communications Directory, 1992-1993. Kilter Enterprises, 1993.