APA (7th ed.) Citation

Philippines. Commission on Volcanology. (1975). Volcanological and geothermal records: Observations. The Commission.

Chicago Style (17th ed.) Citation

Philippines. Commission on Volcanology. Volcanological and Geothermal Records: Observations. Quezon City: The Commission, 1975.

MLA (9th ed.) Citation

Philippines. Commission on Volcanology. Volcanological and Geothermal Records: Observations. The Commission, 1975.

Warning: These citations may not always be 100% accurate.