Rand McNally & Co.'s Idaho.
MLA
McNally, Rand, and Company. Rand McNally & Co.'s Idaho. Rand McNally & Co., 1902. https://collections.library.yale.edu/catalog/15818330.
APA, 6th edition
McNally, R., & C. (1902). Rand McNally & Co.'s Idaho. [Maps]. Rand McNally & Co., https://collections.library.yale.edu/catalog/15818330.