The Rand McNally new commercial atlas map of Illinois [cartographic material].
MLA
McNally, Rand, and Company. The Rand McNally New Commercial Atlas Map of Illinois [Cartographic Material]. Rand McNally and Co., 1914. https://collections.library.yale.edu/catalog/15952234.
APA, 6th edition
McNally, R., & C. (1914). The Rand McNally new commercial atlas map of Illinois [cartographic material]. [Maps]. Rand McNally and Co., https://collections.library.yale.edu/catalog/15952234.