APA (7th ed.) Citation

Joe Armstrong & Associates & Allegan County Road Commission. (1988). Official map of Allegan County, Michigan. Allegan County Road Commission.

Chicago Style (17th ed.) Citation

Joe Armstrong & Associates and Allegan County Road Commission. Official Map of Allegan County, Michigan. [Allegan, Mich.]: Allegan County Road Commission, 1988.

MLA (9th ed.) Citation

Joe Armstrong & Associates and Allegan County Road Commission. Official Map of Allegan County, Michigan. Allegan County Road Commission, 1988.