Dyfyniad APA

Hernández, A., & Picón, J. C. (2013). Water footprint in drylands: The case of sun and beach tourism in Guanacaste (Costa Rica).

Dyfyniad Arddull Chicago

Hernández, Aurora, y Juan Carlos Picón. Water Footprint in Drylands: The Case of Sun and Beach Tourism in Guanacaste (Costa Rica). 2013.

Dyfyniad MLA

Hernández, Aurora, y Juan Carlos Picón. Water Footprint in Drylands: The Case of Sun and Beach Tourism in Guanacaste (Costa Rica). 2013.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.