APA (7th ed.) Citation

Gibbes, C. D. (2001). A new map of the gold region in California. Kroll Map Company.

Chicago Style (17th ed.) Citation

Gibbes, Charles Drayton. A New Map of the Gold Region in California. Seattle: Kroll Map Company, 2001.

MLA (9th ed.) Citation

Gibbes, Charles Drayton. A New Map of the Gold Region in California. Kroll Map Company, 2001.