Cita APA (7a ed.)
ebrary, Inc, & Hoppe, E. (2011). Ethical issues in aviation. Ashgate.
Cita Chicago Style (17a ed.)
ebrary, Inc, y Elizabeth Hoppe. Ethical Issues in Aviation. Farnham, Surrey, England ; Burlington, Vt.: Ashgate, 2011.
Cita MLA (9a ed.)
ebrary, Inc, y Elizabeth Hoppe. Ethical Issues in Aviation. Ashgate, 2011.
Precaución: Estas citas no son 100% exactas.