(1984). [Lake map of Houghton Lake in Roscommon County, Michigan]. [publisher not identified].
Chicago Style (17th ed.) Citation[Lake Map of Houghton Lake in Roscommon County, Michigan]. [Michigan?]: [publisher not identified], 1984.
MLA (9th ed.) Citation[Lake Map of Houghton Lake in Roscommon County, Michigan]. [publisher not identified], 1984.
Warning: These citations may not always be 100% accurate.