Cita APA

Calvo Alvarado, J. C., & Calvo Alvarado, J. C. (1982). Estimation of the monthly stream-runoff of Sombrero watershed, Costa Rica, by Thornthwaite's technique. Syracuse N.Y.: JC Calvo.

Citación estilo Chicago

Calvo Alvarado, Julio César, y Julio César Calvo Alvarado. Estimation of the Monthly Stream-runoff of Sombrero Watershed, Costa Rica, By Thornthwaite's Technique. Syracuse N.Y.: JC Calvo, 1982.

Cita MLA

Calvo Alvarado, Julio César, y Julio César Calvo Alvarado. Estimation of the Monthly Stream-runoff of Sombrero Watershed, Costa Rica, By Thornthwaite's Technique. Syracuse N.Y.: JC Calvo, 1982.