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- Language: English
- Year: 2008
- Author: Crouch Stanley
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- Year: 2010
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- Year: 2016
- Author: Buhs Joshua Blu
- Language: English
- Year: 2010
- Author: Cook James A.Goldstein JoshuaJohnson Matthew D.Schmalzer Sigrid
- Language: English
- Year: 2014
- Author: Усачёва В.В.
- Language: Русский
- Year: 2008
- Author: Ellwanger Karen
- Language: German
- Year: 2015
- Author: Warner Marina
- Language: English
- Year: 1994