Cita APA (7th ed.)

Hollnagel, E. (2014). Safety-I and safety-II: The past and future of safety management. Ashgate.

Cita Chicago (17th ed.)

Hollnagel, Erik. Safety-I and Safety-II: The Past and Future of Safety Management. Farnham, Surrey, England ; Burlington, Vermont: Ashgate, 2014.

Cita MLA (9th ed.)

Hollnagel, Erik. Safety-I and Safety-II: The Past and Future of Safety Management. Ashgate, 2014.