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1. On revolution /   Publication: England : Penguin Bks., 1973 . 350 p. Date:1973 Availability: Copies available: Tain Campus [JC491 A73] (1), Actions: Add to cart
2. Integrated science in the junior secondary school in Sri Lanka /   Publication: Paris : Unesco P., 1976 . 31 p.- , "A study for the Asian Centre of Educational Innovation for Development." Date:1976 Availability: Copies available: Turkeyen Campus Education & Humanities [LB 1585 .5 S7] (1), Turkeyen Campus Education & Humanities [LB1585 .5 S7] (1), Actions: Add to cart