Cita APA (7a ed.)

Fansler, D. S. The origin of Taal Volcano. s.n.

Cita Chicago Style (17a ed.)

Fansler, Dean Spruill. The Origin of Taal Volcano. [S.l: s.n.

Cita MLA (9a ed.)

Fansler, Dean Spruill. The Origin of Taal Volcano. s.n.