VIDEOS.
Below are public videos of various shihans (master instructors) for reference only
BOOKS.
The Spirit of Aikido by Kisshomaru Ueshiba
Principles of Aikido by Mitsugi Saotome
Aikido and the Harmony of Nature by Mitsugi Saotome
It’s A Lot Like Dancing: An Aikido Journey by Terry Dobson
Total Aikido: The Master Course by Gozo Shioda
The Heart of Aikido: The Philosophy of Takemusu Aiki by Morihei Ueshiba
True Victory is Victory over oneself