APA (7th ed.) Citation

Farmer, J. A., & Holmes, K. L. (1973). An historical atlas of early Oregon. Historical Cartographic Publications.

Chicago Style (17th ed.) Citation

Farmer, Judith A., and Kenneth L. Holmes. An Historical Atlas of Early Oregon. Portland, Or.: Historical Cartographic Publications, 1973.

MLA (8th ed.) Citation

Farmer, Judith A., and Kenneth L. Holmes. An Historical Atlas of Early Oregon. Historical Cartographic Publications, 1973.

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