APA (7th ed.) Citation

Corner, D. C. (1931). Construction of Wachusett-Coldbrook tunnels. [publisher not identified].

Chicago Style (17th ed.) Citation

Corner, Douglas C. Construction of Wachusett-Coldbrook Tunnels. Washington, D.C.: [publisher not identified], 1931.

MLA (9th ed.) Citation

Corner, Douglas C. Construction of Wachusett-Coldbrook Tunnels. [publisher not identified], 1931.

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