Spitz Publishing - Martial Arts Texts
Godan
Dr Alan Drysdale has been doing martial arts for 46 years, including 36 years of aikido, 10 years of judo, and 13 years of karate. He has experienced all the major styles of aikido and practiced under many of the highest ranked teachers. As a result of his experiences, he has written three books, one for kyu ranks, one for dan ranks, and a book for all ranks.
The first two books are available as hard copies. All three are available as ebooks, and this is the only way the third book is available. The ebooks are available through Amazon.com.
Doing Aikido
Aikido - Moving On
Aikido - Walking on Water