Citazione Stile APA (7a Edizione)

Villaroel, F. (1987). Lorenzo de Manila: The protomartyr of the Philippines and his companions (2nd rev. ed.). U.S.T. Press.

Citazione stile Chigago Style (17a edizione)

Villaroel, Fidel. Lorenzo De Manila: The Protomartyr of the Philippines and His Companions. 2nd rev. ed. Manila: U.S.T. Press, 1987.

Citatione MLA (9a ed.)

Villaroel, Fidel. Lorenzo De Manila: The Protomartyr of the Philippines and His Companions. 2nd rev. ed. U.S.T. Press, 1987.