APA (7th ed.) Citation

Unabia, T. P., Matilla, R. M., & Rivera, L. B. (1997). Cavite's historical calendar. Institutional Communication Office.

Chicago Style (17th ed.) Citation

Unabia, Teresita Palma, Rowena M. Matilla, and Lucila B. Rivera. Cavite's Historical Calendar. Dasmarinas, Cavite: Institutional Communication Office, 1997.

MLA (9th ed.) Citation

Unabia, Teresita Palma, et al. Cavite's Historical Calendar. Institutional Communication Office, 1997.