- Author: Robert J Shepherd
- Language: English
- Year: 2016
- Author: Robert J. Shepherd
- Language: English
- Year: 2011
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- Year: 2016
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- Year: 2013
- Author: Nathaniel Hawthorne Nathaniel Hawthrone Robert D. Shepherd
- Language: English
- Year: 1998
- Author: Nathaniel Hawthorne Nathaniel Hawthrone Robert D. Shepherd
- Language: English
- Year: 1998