Cita APA (7th ed.)

Chaput, D. (1984). Leyte sulphur mining. Leyte-Samar Studies.

Cita Chicago (17th ed.)

Chaput, Donald. "Leyte Sulphur Mining." Leyte-Samar Studies 1984.

Cita MLA (9th ed.)

Chaput, Donald. "Leyte Sulphur Mining." Leyte-Samar Studies, 1984.