Sutherland, P. K., & Harlow, F. H. (1973). Pennsylvanian Brachiopods and biostratigraphy in southern Sangre de Cristo Mountains, New Mexico ([1st ed.].). New Mexico Bureau of Mines & Mineral Resources.
Chicago Style (17th ed.) CitationSutherland, Patrick K., and Francis H. Harlow. Pennsylvanian Brachiopods and Biostratigraphy in Southern Sangre De Cristo Mountains, New Mexico. [1st ed.]. Socorro: New Mexico Bureau of Mines & Mineral Resources, 1973.
MLA (9th ed.) CitationSutherland, Patrick K., and Francis H. Harlow. Pennsylvanian Brachiopods and Biostratigraphy in Southern Sangre De Cristo Mountains, New Mexico. [1st ed.]. New Mexico Bureau of Mines & Mineral Resources, 1973.
Warning: These citations may not always be 100% accurate.