Cita APA (7a ed.)

Corby, G. W. (1951). Geology and oil possibilities of the Philippines. Bureau of Print.

Cita Chicago Style (17a ed.)

Corby, Grant W. Geology and Oil Possibilities of the Philippines. Manila: Bureau of Print, 1951.

Cita MLA (9a ed.)

Corby, Grant W. Geology and Oil Possibilities of the Philippines. Bureau of Print, 1951.