Collins, R. L. (1992). Air crashes: What went wrong, why, and what can be done about it. Thomasson-Grant.
Cita Chicago Style (17a ed.)Collins, Richard L. Air Crashes: What Went Wrong, Why, and What Can Be Done About It. Charlottesville, Va.: Thomasson-Grant, 1992.
Cita MLA (9a ed.)Collins, Richard L. Air Crashes: What Went Wrong, Why, and What Can Be Done About It. Thomasson-Grant, 1992.
Precaución: Estas citas no son 100% exactas.