- Author: Metzner Ralph
- Language: English
- Author: Metzner Ralph
- Language: English
- Year: 1999
- Author: Darling Diane, Metzner Ralph
- Language: English
- Year: 2005
- Author: Darling Diane, Metzner Ralph
- Language: English
- Year: 2005
- Author: Metzner Ralph
- Language: English
- Year: 1986
- Author: Leary Timothy, Alpert Richard, Metzner Ralph
- Language: English
- Year: 1964
- Author: Metzner Ralph
- Language: English
- Year: 1976