Cita APA

(1975). Selected graphic sections of cambrian and lower ordovician rocks in southern Arizona and New Mexico and Western Texas. Reston, Va.: Government Print Office.

Citación estilo Chicago

Selected Graphic Sections of Cambrian and Lower Ordovician Rocks in Southern Arizona and New Mexico and Western Texas. Reston, Va.: Government Print Office, 1975.

Cita MLA

Selected Graphic Sections of Cambrian and Lower Ordovician Rocks in Southern Arizona and New Mexico and Western Texas. Reston, Va.: Government Print Office, 1975.