Cita APA (7th ed.)

De la Costa, H. A Spanish Jesuit among the Magindanaus. s.n.

Cita Chicago (17th ed.)

De la Costa, Horacio. A Spanish Jesuit Among the Magindanaus. [S.l: s.n.

Cita MLA (9th ed.)

De la Costa, Horacio. A Spanish Jesuit Among the Magindanaus. s.n.