APA (7th ed.) Citation

Ohio Historical Society. (1989). Ohio newspaper microfilm catalog. Ohio Historical Center.

Chicago Style (17th ed.) Citation

Ohio Historical Society. Ohio Newspaper Microfilm Catalog. [Columbus, OH]: Ohio Historical Center, 1989.

MLA (8th ed.) Citation

Ohio Historical Society. Ohio Newspaper Microfilm Catalog. Ohio Historical Center, 1989.

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