| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1993 | 978-0-9636429-5-0 | R. Crane · K. Crane | Aikido In Training: A Manual of Traditional Aikido Practice and Principles |
| 2002 | 978-0-9636429-6-7 | R. Crane · K. Crane | Aikido in Training: A Manual of Traditional Aikido Practice & Principles |