- Author: Blackwill Robert D., Wyne Ali, Allison Graham T., Lee Kuan Yew
- Language: English
- Year: 2013
- Author: Blackwill Robert D., Wyne Ali, Allison Graham T., Lee Kuan Yew
- Language: English
- Year: 2013
- Author: Blackwill Robert D., Harris Jennifer M
- Language: English
- Year: 2016
- Author: Allison Graham, Blackwill Robert D, Wyne Ali
- Language: English
- Year: 2013