BBY/ABY is used to position items along the Star Wars Timeline. BBY refers to Before the Battle of Yavin. ABY refers to After the Battle of Yavin. The Battle of Yavin in Episode IV: A New Hope occured in 0 BBY/ABY.
Star Wars Episode I: I Am a Pilot is a children's book released on March 28, 2000 by Random House. Written by Marc Cerasini and designed by Iain R. Morris, the book is told from young Anakin Skywalker's point of view as he describes spacecraft and vehicles.
My name is Anakin Skywalker. I am a pilot. I have flown Podracers across the Tatooine desert and ridden a starfighter in space. There are other pilots in my galaxy, and they all fly different ships. Open this book and I will show you!