Seminar on Environmental Development in Singapore, Singapore, 1972. The Singapore environment, 1973.
Cultural heritage versus technological developm., 1981 title page (R.S. Bhathal), page 352 (Bhathal, Ragbir Singh, Dr.; director, Singapore Science Centre)
His Under the Southern Cross, c1991 title page (Ragbir Bhathal), jacket (Dr. R. Bhathal; Visiting Fellow, University of Western Sydney, Nepean; was at University of Singapore before becoming Foundation Director of the Singapore Science Centre)