- Author: Драгункин А.Н.
- Language: Русский
- Year: 2005
- Author: Драгункин А.Н.
- Language: Русский
- Year: 2005
- Author: Shirley Soltesz Steiner
- Language: English
- Year: 2002
- Author: Laurence Urdang
- Language: English
- Year: 1991
- Author: Pamela Sharpe Ph.D.
- Language: English
- Year: 2004
- Author: Eli Hinkel
- Language: English
- Year: 2003
- Author: Acy Jackson Kathleen Geckeis
- Language: English
- Year: 2003
- Author: Rita S. Brause
- Language: English
- Year: 1999
- Author: Katy Campbell
- Language: English
- Year: 2004
- Author: Susan Ratcliffe
- Language: English
- Year: 2011