APA (7th ed.) Citation

Abel, J. F. (1967). Tunnel mechanics. Colorado School of Mines.

Chicago Style (17th ed.) Citation

Abel, John F. Tunnel Mechanics. Golden: Colorado School of Mines, 1967.

MLA (9th ed.) Citation

Abel, John F. Tunnel Mechanics. Colorado School of Mines, 1967.

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