Cite

Wyoming, 1976 / prepared by The A.B. Hirschfeld Press.

MLA

Press, A. B. Hirschfeld. Wyoming, 1976 / Prepared by The A.B. Hirschfeld Press. Wyoming State Highway Commission, 1975. https://collections.library.yale.edu/catalog/15818403.

APA, 6th edition

Press, A. B. H. (1975). Wyoming, 1976 / prepared by The A.B. Hirschfeld Press. [Road maps]. Wyoming State Highway Commission, https://collections.library.yale.edu/catalog/15818403.