Cita APA (7th ed.)

Fernando, G. C., & Ricio, N. (1990). Turn of the century (Second edition.). GFC Books.

Cita Chicago (17th ed.)

Fernando, Gilda Cordero, i Nik Ricio. Turn of the Century. Second edition. Quezon City, Philippines: GFC Books, 1990.

Cita MLA (9th ed.)

Fernando, Gilda Cordero, i Nik Ricio. Turn of the Century. Second edition. GFC Books, 1990.