- Author: Ralph Bolton Enrique Mayer
- Language: English
- Year: 1977
- Author: David D. Gilmore
- Language: English
- Year: 1987
- Author: Robert T. Trotter II
- Language: English
- Year: 1988
- Author: Constance R. Sutton
- Language: English
- Year: 1995
- Author: Mac Marshall John Caughey
- Language: English
- Year: 1989
- Author: Sally Falk Moore
- Language: English
- Year: 1993
- Author: Roger Sanjek Shellee Colen
- Language: English
- Year: 1990
- Author: Barbara L. Margolies
- Language: English
- Year: 1972
- Author: Richard G. Fox
- Language: English
- Year: 1989