- Author: Helmut Morsbach Kazue Kurebayashi
- Language: English
- Year: 1990
- Author: Babett Stach, Helmut Morsbach
- Language: English
- Year: 1992
- Author: Babett Stach, Helmut Morsbach
- Language: English
- Year: 1991
- Author: James W. Heisig Helmut Morsbach Kazue Kurebayashi
- Language: English
- Year: 2001
- Author: James W. Heisig Helmut Morsbach Kazue Kurebayashi
- Language: English
- Year: 2001
- Author: James W. Heisig Helmut Morsbach Kazue Kurebayashi
- Language: English
- Year: 2001
- Author: James W. Heisig Helmut Morsbach Kazue Kurebayashi
- Language: English
- Year: 2001