APA (7th ed.) Citation

Stephans, R. A., & Stephenson, J. (2004). System safety for the 21st century (Updated and rev. ed. of System safety 2000.). Wiley-Interscience.

Chicago Style (17th ed.) Citation

Stephans, Richard A., and Joe Stephenson. System Safety for the 21st Century. Updated and rev. ed. of System safety 2000. Hoboken, N.J.: Wiley-Interscience, 2004.

MLA (9th ed.) Citation

Stephans, Richard A., and Joe Stephenson. System Safety for the 21st Century. Updated and rev. ed. of System safety 2000. Wiley-Interscience, 2004.