- Services, Incorporated. p. 236. ISBN 978-1-60911-017-8. Thulaja,
Naidu Ratnala; Abd Rahman, Nor-Afidah (2020). "Dragon fruit".
National Library Board...
- Women's and Children's Hospital.
Retrieved 27
February 2012. Thulaja,
Naidu Ratnala (11
December 2002). "Kandang
Kerbau Women's and Children's
Hospital (KKH)"...
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Natural rubber Gutta-percha Boy, a 1957
Soviet drama film Thulaja, Naidu,
Ratnala; Rahman, Nor-Afidah, A (June 2019). "Gutta percha".
National Library Board...
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Horticultural Society. July 2017. p. 48.
Retrieved 3
March 2018. Thulaja,
Naidu Ratnala (December 2020). "Hibiscus (Hibiscus rosa-sinensis)". Infopedia. Government...
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Archived from the
original on 6 May 2012.
Retrieved 23
December 2011.
Naidu Ratnala, Thulaja. "Parrot astrologers".
National Library Board Singapore. Archived...
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Engineering Science and Technology. 12 (2): 280–295. Thulaja,
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December 2004]. "Tanjong Rhu Road". Infopedia. Government...
- To date, more than 300
artworks can be
found across 80 stations.
Naidu Ratnala Thulaja. "Woodlands MRT Station".
National Library Board Infopedia. Archived...
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World Scientific. p. 871. ISBN 978-9813277656. Thulaja,
Naidu Ratnala. "Yan Kit Road".
Singapore Infopedia.
National Library Board. Retrieved...
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Official Map of Singapore,
RedDot Publishing Inc. Thulaja,
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Amber Mansions,
Singapore Infopedia,
archived from the original...
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Straits Times. 20
December 1987.
Retrieved 25
March 2024. Thuluja,
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National Library Board.
Retrieved 2019-10-10. "Projects"...
