O'Connell, J. P. (2005). Emergency rescue shoring techniques. Pennwell.
Chicago Style (17th ed.) CitationO'Connell, John P. Emergency Rescue Shoring Techniques. Tulsa, Okla.: Pennwell, 2005.
MLA (9th ed.) CitationO'Connell, John P. Emergency Rescue Shoring Techniques. Pennwell, 2005.
Warning: These citations may not always be 100% accurate.