Cita APA (7th ed.)

Bobis, R. E., & Comia, G. M. (1987). Geologic setting and alteration-mineralization characteristics of the Vista Alegre Gold Zone, Hinoba-an, Negros, Philippines. [s.n.].

Cita Chicago (17th ed.)

Bobis, Renato E., i Geronimo M. Comia. Geologic Setting and Alteration-mineralization Characteristics of the Vista Alegre Gold Zone, Hinoba-an, Negros, Philippines. [S.l.]: [s.n.], 1987.

Cita MLA (9th ed.)

Bobis, Renato E., i Geronimo M. Comia. Geologic Setting and Alteration-mineralization Characteristics of the Vista Alegre Gold Zone, Hinoba-an, Negros, Philippines. [s.n.], 1987.