APA Edition Citation

(1987). Cretaceous-Tertiary Boundary in the San Juan and Raton Basins, New Mexico and Colorado. Geological Society of America.

Chicago Edition Citation

Cretaceous-Tertiary Boundary in the San Juan and Raton Basins, New Mexico and Colorado. Colorado: Geological Society of America, 1987.

MLA Edition Citation

Cretaceous-Tertiary Boundary in the San Juan and Raton Basins, New Mexico and Colorado. Geological Society of America, 1987.