APA aipamena

Coronas, Jose S.J, Libtech/IgLibrary, & Department of the Interior Weather Bureau. (1912). The extraordinary drought in the Philippines, October, 1911, to May, 1912.

Chicago Style aipamena

Coronas, Jose S.J, Libtech/IgLibrary, and Department of the Interior Weather Bureau. The Extraordinary Drought in the Philippines, October, 1911, to May, 1912. Manila, Bureau of Printing, 1912.

MLA aipamena

Coronas, Jose S.J, et al. The Extraordinary Drought in the Philippines, October, 1911, to May, 1912. 1912.