APA (7th ed.) Citation

(2013). Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910, Start/End Papers The New York Tunnel Extension of the Pennsylvania Railroad. Project Gutenberg.

Chicago Style (17th ed.) Citation

Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910, Start/End Papers The New York Tunnel Extension of the Pennsylvania Railroad. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910, Start/End Papers The New York Tunnel Extension of the Pennsylvania Railroad. Project Gutenberg, 2013.

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