APA (7th ed.) Citation

WILLOUGHBY, D. (2005). Horizontal directional drilling: Utility and pipeline applications. Mc Graw Hill.

Chicago Style (17th ed.) Citation

WILLOUGHBY, David. Horizontal Directional Drilling: Utility and Pipeline Applications. Mc Graw Hill, 2005.

MLA (8th ed.) Citation

WILLOUGHBY, David. Horizontal Directional Drilling: Utility and Pipeline Applications. Mc Graw Hill, 2005.

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