A series of videos made by book artist Tina Lyon that goes over some basic bookbinding techniques including the tools you will need as well as a few different stitching patterns. The videos are extremely clear, and worth watching in their entirety prior to looking at more complicated tutorials. Note: this is produced in the UK so all measurements and paper sizes are in the metric system.
A podcast hosted by Professor of Book Arts Steve Miller where he interviews different book artists and poets. The podcast itself stopped production in 2015 but there are 10 years worth of episodes to listen to.
Despite being based in Canada, this site holds a wealth of information that anyone can use, like where to find the best materials, as well as a collection of links to further resources. They also have a home study program that allows you to learn techniques from anywhere in the world.