APA (7th ed.) Citation

Geil, Harley & Siverd, & Thornapple Heritage Association. (1989). Map of the counties of Eaton and Barry, Michigan: Published by Geil, Harley & Siverd, Philadelphia, 1860. Thornapple Heritage Association.

Chicago Style (17th ed.) Citation

Geil, Harley & Siverd, and Thornapple Heritage Association. Map of the Counties of Eaton and Barry, Michigan: Published by Geil, Harley & Siverd, Philadelphia, 1860. Middleville, MI: Thornapple Heritage Association, 1989.

MLA (9th ed.) Citation

Geil, Harley & Siverd, and Thornapple Heritage Association. Map of the Counties of Eaton and Barry, Michigan: Published by Geil, Harley & Siverd, Philadelphia, 1860. Thornapple Heritage Association, 1989.