Cita APA (7th ed.)

Estrada, H. R. (1995). Bakterya, bayrus at bulate. National Research Council of the Philippines.

Cita Chicago (17th ed.)

Estrada, Horacio R. Bakterya, Bayrus at Bulate. Philippines: National Research Council of the Philippines, 1995.

Cita MLA (9th ed.)

Estrada, Horacio R. Bakterya, Bayrus at Bulate. National Research Council of the Philippines, 1995.