Citazione Stile APA (7a Edizione)
Stephans, R. A., & Stephenson, J. (2004). System safety for the 21st century (Updated and rev. ed. of System safety 2000.). Wiley-Interscience.
Citazione stile Chigago Style (17a edizione)
Stephans, Richard A., e Joe Stephenson. System Safety for the 21st Century. Updated and rev. ed. of System safety 2000. Hoboken, N.J.: Wiley-Interscience, 2004.
Citatione MLA (9a ed.)
Stephans, Richard A., e Joe Stephenson. System Safety for the 21st Century. Updated and rev. ed. of System safety 2000. Wiley-Interscience, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.