APA (7th ed.) Citation

American Historical Company & McGroarty, J. S. (1923). History of Los Angeles country. American Historical Society.

Chicago Style (17th ed.) Citation

American Historical Company and John Steven McGroarty. History of Los Angeles Country. Chicago: American Historical Society, 1923.

MLA (9th ed.) Citation

American Historical Company and John Steven McGroarty. History of Los Angeles Country. American Historical Society, 1923.

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