Amazon

Research on the Early Malay Doctors 1900-1957 Malaya and Singapore (Kindle edition) is available at Amazon.com. However, the kindle edition is not for Asia & Pacific region. Hardcover edition is USD$34.99. Paperback edition is USD$30.39.
http://www.amazon.com/Research-Doctors-1900-1957-Singapore-ebook/dp/B009319J5Y

Biography of the Early Malay Doctors 1900-1957 Malaya and Singapore is available at Amazon.com. Hardcover edition is USD$26.62. Paperback edition is USD$23.99.
Book ranking: #2,002,899
http://www.amazon.com/Biography-Doctors-1900-1957-Malaya-Singapore/dp/1477159940

Both books are displayed here for price comparison:
http://www.amazon.com/book relevance rank

Paperback of the 2 titles:
http://www.amazon.com/paperbacks

Hardcover of the 2 titles:
http://www.amazon.com/hardcovers

Conversion rate:
1 USD = MYR3.065

USD$34.99 = RM107.24 (new hardcover, Research on TEMD)
USD$30.39 = RM97.19 (new paperback, Research on TEMD)

USD$26.62 = RM81.59 (hardcover, Biography of TEMD)
USD$23.99 = RM73.53 (paperback, Biography of TEMD)