1. The architectural style of the Peranakan Cina,1994
2. Physical resources IPT role in making money,2005
3. Analysing Penang destination image from online tourism domain,2017
4. Bahauddin, A. and Ramli, M. (2011), “Commodifying cultural heritage–the architecture of Baba- Nyonya (Straits Chinese)”, This article retrieved(30-05-2016) from, available at: http://www.academiaedu/2077962/Commodifying_Cultural_Heritage_The_Architecture_of_Baba-Nyonya_Straits_Chinese_.