Cita APA (7a ed.)

Césari, S., Limarino, C., & Gulbranson, E. An Upper Paleozoic bio-chronostratigraphic scheme for the western margin of Gondwana.

Cita Chicago Style (17a ed.)

Césari, S.N, C.O Limarino, y E.L Gulbranson. An Upper Paleozoic Bio-chronostratigraphic Scheme for the Western Margin of Gondwana.

Cita MLA (8a ed.)

Césari, S.N, et al. An Upper Paleozoic Bio-chronostratigraphic Scheme for the Western Margin of Gondwana.