APA (7th ed.) Citation

Johansen, J. (1998). Modern trends in tunnelling and blast design / John Johansen.

Chicago Style (17th ed.) Citation

Johansen, J. Modern Trends in Tunnelling and Blast Design / John Johansen. Lier,Norway, 1998.

MLA (9th ed.) Citation

Johansen, J. Modern Trends in Tunnelling and Blast Design / John Johansen. 1998.

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