- Author: Leung Tsang Jin Au Kong Kung-Hau Ding Chi On Ao
- Language: English
- Year: 2001
- Author: Leung Tsang Jin Au Kong Kung-Hau Ding
- Language: English
- Year: 2000
- Author: Leung Tsang Jin Au Kong
- Language: English
- Year: 2001
- Author: Kam-Tim Leung Doris Lai-Chue Chen
- Language: English
- Year: 1991