Pat Duggins

Books
Final Countdown Final Countdown
Final Countdown
2009
Trailblazing Mars Trailblazing Mars
Trailblazing Mars
2010

Audiobooks
Trailblazing Mars: NASA's Next Giant Leap (Unabridged) Trailblazing Mars: NASA's Next Giant Leap (Unabridged)
Trailblazing Mars: NASA's Next Giant Leap (Unabridged)
2012
Final Countdown: NASA and the End of the Space Shuttle Program (Unabridged) Final Countdown: NASA and the End of the Space Shuttle Program (Unabridged)
Final Countdown: NASA and the End of the Space Shuttle Program (Unabridged)
2012