Olsen, W. S. (2013). Prairie Sky: A Pilot's Reflections on Flying and the Grace of Altitude. University of Missouri Press.
Cita Chicago Style (17a ed.)Olsen, W. Scott. Prairie Sky: A Pilot's Reflections on Flying and the Grace of Altitude. Columbia: University of Missouri Press, 2013.
Cita MLA (8a ed.)Olsen, W. Scott. Prairie Sky: A Pilot's Reflections on Flying and the Grace of Altitude. University of Missouri Press, 2013.
Precaución: Estas citas no son 100% exactas.