- Author: Robert C. Melzi
- Language: English, Italian
- Year: 1990
- Author: Langenscheidt
- Language: German, Spanish
- Year: 1995
- Author: Лидия Зайченко
- Language: German, Русский
- Year: 1992
- Author: Chitwood Danielle, Deitchman Beth, Hayes Becky, Jaffa Stacy, Fisher James B., Horvitz David
- Language: English
- Year: 2007
- Author: George A. Magazis
- Language: Greek, English
- Year: 1996
- Author: Heinz Messinger Gisela Türck Helmut Willmann
- Language: German, English
- Year: 1993
- Author: Heiko Bock
- Language: German
- Year: 1991
- Author: Heiko Bock
- Language: English
- Year: 1991
- Author: Heiko Bock
- Language: English
- Year: 1991