APA

The Geological Society of America, Mahlburg Kay S. & Ramos V. A. (2008). Field Trip Guides to the Backbone of the Americas in the Southern and Central Andes: Ridge Collision, Shallow Subduction, and Plateau Uplift. Nueva York: Geological Society of America, GSA.

Chicago

The Geological Society of America, Mahlburg Kay Suzanne and Ramos Víctor A. 2008. Field Trip Guides to the Backbone of the Americas in the Southern and Central Andes: Ridge Collision, Shallow Subduction, and Plateau Uplift. Nueva York: Geological Society of America, GSA.

Harvard

The Geological Society of America, Mahlburg Kay S. and Ramos V. A. (2008). Field Trip Guides to the Backbone of the Americas in the Southern and Central Andes: Ridge Collision, Shallow Subduction, and Plateau Uplift. Nueva York: Geological Society of America, GSA.

MLA

The Geological Society of America, Mahlburg Kay Suzanne and Ramos Víctor A. Field Trip Guides to the Backbone of the Americas in the Southern and Central Andes: Ridge Collision, Shallow Subduction, and Plateau Uplift. Nueva York: Geological Society of America, GSA. 2008.