APA (7th ed.) Citation

Rockford Map Publishers. (1981). Barry County, Michigan, land atlas and plat book: 1981 (Revised 1981.). Rockford Map Publishers.

Chicago Style (17th ed.) Citation

Rockford Map Publishers. Barry County, Michigan, Land Atlas and Plat Book: 1981. Revised 1981. Rockford, Ill.: Rockford Map Publishers, 1981.

MLA (9th ed.) Citation

Rockford Map Publishers. Barry County, Michigan, Land Atlas and Plat Book: 1981. Revised 1981. Rockford Map Publishers, 1981.