1. Association for Science Education (1979). Alternatives for Science Education (ASE Consultative Document), UK.
2. Association for Science Education (1981). Education through Science: A Policy Statement (ASE Document), UK.
3. Unesco (1981). Science and Technology Education and National Development (Unesco Congress Report), Paris.
4. United Nations (1979). Vienna Programme of Action on Science and Technology for Development (United Nations Document), New York.