APA (7th ed.) Citation

(1966). [Topographic map of the Houghton Lake region, Roscommon County, Michigan]. [publisher not identified].

Chicago Style (17th ed.) Citation

[Topographic Map of the Houghton Lake Region, Roscommon County, Michigan]. [Michigan?]: [publisher not identified], 1966.

MLA (9th ed.) Citation

[Topographic Map of the Houghton Lake Region, Roscommon County, Michigan]. [publisher not identified], 1966.

Warning: These citations may not always be 100% accurate.