Cita APA (7a ed.)

(1985). Globe General Services and Security Agency and GGC Marketing Services Unlimited. GGSSA.

Cita Chicago Style (17a ed.)

Globe General Services and Security Agency and GGC Marketing Services Unlimited. Pasay City: GGSSA, 1985.

Cita MLA (9a ed.)

Globe General Services and Security Agency and GGC Marketing Services Unlimited. GGSSA, 1985.