Wong, K. M., Ahmad, J. A., Low, Y. W., & Kalat, M. A. A. (2015). Rainforest plants and flowers of Brunei Darussalam: An overview of Brunei's rain forests, special natural environments and wealth of plant life, and their documentation and conservation. Brunei: Forestry Department, Ministry of Industry and Primary Resources.

Wong, Khoon Meng,, Joffre Ali Ahmad, Y. W. Low, and Muhammad Ariffin A. Kalat. Rainforest Plants and Flowers of Brunei Darussalam: An Overview of Brunei's Rain Forests, Special Natural Environments and Wealth of Plant Life, and Their Documentation and Conservation. Brunei: Forestry Department, Ministry of Industry and Primary Resources, 2015.

Wong, Khoon Meng,, Joffre Ali Ahmad, Y. W. Low, and Muhammad Ariffin A. Kalat. Rainforest Plants and Flowers of Brunei Darussalam: An Overview of Brunei's Rain Forests, Special Natural Environments and Wealth of Plant Life, and Their Documentation and Conservation. Brunei: Forestry Department, Ministry of Industry and Primary Resources, 2015.