討論:Bukit Timah
山羊百科,林文智老師的植物、山岳、攝影紀錄
- Chung, Gard. Bull. Singapore. Suppl. no. 3. 1995;https://www.biodiversitylibrary.org/item/148255#page/7/mode/1up
- Chung, Chin See Rain forest in the city : Bukit Timah Nature Reserve, Singapore Gardens' bulletin, Singapore. Supplement ; no. 3.