APA

Geist D., Howard K. A., Jellinek A. M. & Rayder S. (1994). The volcanic history of Volcán Alcedo, Galápagos Archipelago. : .

Chicago

Geist Dennis, Howard Keith A, Jellinek A Mark and Rayder Scott. 1994. The volcanic history of Volcán Alcedo, Galápagos Archipelago. : .

Harvard

Geist D., Howard K. A., Jellinek A. M. and Rayder S. (1994). The volcanic history of Volcán Alcedo, Galápagos Archipelago. : .

MLA

Geist Dennis, Howard Keith A, Jellinek A Mark and Rayder Scott. The volcanic history of Volcán Alcedo, Galápagos Archipelago. : . 1994.