APA aipamena

Suárez, M. E., Fernández Rojas, W., & Hidalgo León, H. G. (1987). An application of Palmer's drougth index to a semi-arid tropical region.

Chicago Style aipamena

Suárez, María E., Walter Fernández Rojas, y Hugo G. Hidalgo León. An Application of Palmer's Drougth Index to a Semi-arid Tropical Region. 1987.

MLA aipamena

Suárez, María E., Walter Fernández Rojas, y Hugo G. Hidalgo León. An Application of Palmer's Drougth Index to a Semi-arid Tropical Region. 1987.