APA-viite

Guzmán-Arias, I. (2014). Superficial Water Resource at Tempisque River Watershed, Costa Rica: Availability and Requirement Perspective.

Chicago-tyylinen lähdeviittaus

Guzmán-Arias, Isabel. Superficial Water Resource At Tempisque River Watershed, Costa Rica: Availability and Requirement Perspective. 2014.

MLA-viite

Guzmán-Arias, Isabel. Superficial Water Resource At Tempisque River Watershed, Costa Rica: Availability and Requirement Perspective. 2014.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.