Online references
E-book: Around Fort Canning Hill in the 19th Century National Library Board (Singapore)
Articles on Fort Canning Hill National Library Board (Singapore)
Fort Canning Hil Wikipedia
Photographs of the Fort Asian Historical Architecture
Archaeology in Fort Canning Hill Southeast Asian Archaeology
Recent Archaeological Excavations in Singapore: A Comparison of Three Fourteenth-Century Sites John N Miksic, National University of Singapore
Malay Annals Sir Stamford Raffles
Fort Canning Hill on Singapore maps 1819 - 2002 Mok Ly Ng
Fort Canning Park walking trails NParks (Singapore)
Glass recycled into bangles on the hill in the 14th C John N Miksic, Yap Choon Teck and Vijiyakumar
Old photographs of Fort Canning Hill

Offline references
Archaeological Research on the "Forbidden Hill" of Singapore: Excavations of Fort Canning, 1984 (by John M. Miksic; National Museum Singapore)
Between two oceans: a military history of Singapore from first settlement to final British withdrawal (by Malcolm H. Murfett)
Early Cemetries in Singapore (Alan Harfield, British Association for Cemetries in South Asia, 1988)
Early Singapore 1300s-1819: Evidence in Maps, Text, and Artefacts (Eds. John M. Miksic, Cheryl-Ann Low Mei Gek; Singapore History Museum)
History of Fort Canning, Singapore (by Alan G. Harfield)
Legendary tales of Singapore (by Catherine G. S. Lim, Zaki Ragman)
Report on the excavation at Fort Canning Hill, Singapore (by Alexandra Avieropoulou Choo; National Museum Singapore)
Singapore 150 years (by Tan Sri Dato Mubin Sheppard, Council of the Royal (Asiatic) Society)
A History of Singapore (by Ernest C.T. Chew and Edwin Lee)