Cite

Pure Oil pathfinder for South Dakota / with compliments of The Pure Oil Company, U.S.A.

MLA

McNally, Rand, and Company. Pure Oil Pathfinder for South Dakota / with Compliments of The Pure Oil Company, U.S.A. Rand McNally, 0AD. https://collections.library.yale.edu/catalog/15814761.

APA, 6th edition

McNally, R., & C. (0 C.E.). Pure Oil pathfinder for South Dakota / with compliments of The Pure Oil Company, U.S.A. [Road maps]. Rand McNally, https://collections.library.yale.edu/catalog/15814761.