Petty, C. (2020). Beyond Blue Skies: The Rocket Plane Programs That Led to the Space Age. University of Nebraska Press.
Cita Chicago Style (17a ed.)Petty, Chris. Beyond Blue Skies: The Rocket Plane Programs That Led to the Space Age. Lincoln: University of Nebraska Press, 2020.
Cita MLA (8a ed.)Petty, Chris. Beyond Blue Skies: The Rocket Plane Programs That Led to the Space Age. University of Nebraska Press, 2020.
Precaución: Estas citas no son 100% exactas.