Ranaweera, A. M. (1976). Integrated science in the junior secondary school in Sri Lanka. Unesco Press.
Chicago-viite (17. p.)Ranaweera, A. M. Integrated Science in the Junior Secondary School in Sri Lanka. Paris: Unesco Press, 1976.
MLA-viite (8. p.)Ranaweera, A. M. Integrated Science in the Junior Secondary School in Sri Lanka. Unesco Press, 1976.
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