Podcast: StarTalk Radio
Episode: Galaxies Galore with Neil deGrasse Tyson
Here’s a list of all the books mentioned in this episode, complete with an Amazon buy link and quotes from the episode.
Cosmic Queries
Buy on Amazon"No, no, no, the lazy answer is our second StarTalk book published with National Geographic called Cosmic Queries, which has an entire section on how astronomers find distances to things in the universe, and it was called the distance ladder."