Cite

Map of Idlewild, Lake Co., Mich.

MLA

Co., Idlewild Resort. Map of Idlewild, Lake Co., Mich. Idlewild Resort Co., 0AD. https://collections.library.yale.edu/catalog/17390840.

APA, 6th edition

Co., I. R. (0 C.E.). Map of Idlewild, Lake Co., Mich. [Cadastral maps]. Idlewild Resort Co. https://collections.library.yale.edu/catalog/17390840.