| title | media type | ISBN-13 | year of publica- tion | |
|---|---|---|---|---|
| Australien, Flora und Fauna | Broschiert | 978-3-499-18052-1 | 1985 | |
| Japan's Imperial Conspiracy | Paperback | 978-0-586-03842-0 | 1972 | |
| Japan's Imperial Conspiracy | Hardcover | 978-0-688-01905-1 | 1971 | |
| Japan's Imperial Conspiracy: How Emperor Hirohito Led Japan Into War Against the West | " | 978-0-7734-5894-9 | 2006 |