Hollnagel, E. (2009). The ETTO principle : efficiency-thoroughness trade-off : why things that go right sometimes go wrong / by Erick Hollnagel: Efficiency-thoroughness trade-off : why things that go right sometimes go wrong. Ashgate.
Chicago Style (17th ed.) CitationHollnagel, Erik. The ETTO Principle : Efficiency-thoroughness Trade-off : Why Things That Go Right Sometimes Go Wrong / by Erick Hollnagel: Efficiency-thoroughness Trade-off : Why Things That Go Right Sometimes Go Wrong. Farnham, Surrey ; Burlington, VT: Ashgate, 2009.
MLA (9th ed.) CitationHollnagel, Erik. The ETTO Principle : Efficiency-thoroughness Trade-off : Why Things That Go Right Sometimes Go Wrong / by Erick Hollnagel: Efficiency-thoroughness Trade-off : Why Things That Go Right Sometimes Go Wrong. Ashgate, 2009.