1. Nelson Goodman in his ‘Ways of Worldmaking’, The Harvester Press, 1978, p. 1.
2. J. Bruner and A. Gorton (eds.): Human Growth and Development; M. Cole, J. Gay, J. Glick and D. Sharp: The Cultural Context of Learning and Thinking, Methuen, London; M. Cole and Sylvia Scribner: Culture and Thought, John Wiley;
3. A. R. Luria: Cognitive Development: Its Cultural and Social Foundations, Harvard Univ. Press, 1976;
4. L. S. Vygotsky: Mind in Society (ed. by M. Cole et al.), Harvard Univ. Press, 1978.
5. C. Geertz: ‘Thick Description: Toward an Interpretive Theory of Culture’, Chapter 1 of The Interpretation of Cultures, Basic Books, 1973, p. 5. The essays referred to by Geertz are: ‘Ideology as a Cultural System’ (1964, here up pp. 193–233) and ‘Religion as a Cultural System’ (pp. 78–125), and the more recent ‘Common Sense as a Cultural System’, Antioch Review, 1972.