- Author: Alpha C Chiang
- Language: English
- Year: 1992
- Author: Alpha C. Chiang
- Language: English
- Year: 1999
- Author: Alpha C. Chiang
- Language: English
- Year: 1999
- Author: Alpha C. Chiang
- Language: English
- Year: 1999
- Author: Alpha C. Chiang Kevin Wainwright
- Language: English
- Year: 2005
- Author: Ellen, Kogan Marcela, Alpha Development Group McGrath
- Language: English
- Year: 1998
- Author: Alpha C. Chiang
- Language: Polish
- Author: Ellen, Kogan Marcela, Alpha Development Group McGrath
- Language: English
- Year: 1998
- Author: Alpha I. Sow Ola Balogun Honorat Aguessy Pathe Diagne
- Language: English
- Year: 1979
- Author: Harold D. Underdown Lynne Rominge Group Alpha
- Language: English
- Year: 2001