APA (7th ed.) Citation

Swetnam, G. (1964). Pennsylvania transportation. Pennsylvania Historical Association.

Chicago Style (17th ed.) Citation

Swetnam, George. Pennsylvania Transportation. Gettysburg: Pennsylvania Historical Association, 1964.

MLA (9th ed.) Citation

Swetnam, George. Pennsylvania Transportation. Pennsylvania Historical Association, 1964.

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