APA (7th ed.) Citation

Philippine Islands. Weather Bureau. (1976). The return of Halley's comet and popular apprehensions [microform]. Photoduplication Service, University of the Philippines Library.

Chicago Style (17th ed.) Citation

Philippine Islands. Weather Bureau. The Return of Halley's Comet and Popular Apprehensions [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.

MLA (9th ed.) Citation

Philippine Islands. Weather Bureau. The Return of Halley's Comet and Popular Apprehensions [microform]. Photoduplication Service, University of the Philippines Library, 1976.