1. Case, R. (1978). A developmentally based theory and technology of instruction.Review of Educational Research 48 439–463.
2. Gelman, R., & Gallistel, C. R. (1978).The child's understanding of number. Cambridge, MA: Harvard University Press.
3. Karmiloff-Smith, A. (1979). Micro- and macrodevelopmental changes in language acquisition and other representational systems.Cognitive Science 3 91–118.
4. Resnick, L. B., & Neches, R. (1984). Factors affecting individual differences in learning ability. In R. J. Sternberg (Ed.),Advances in the psychology of human intelligence (Vol. 2, pp. 275–323). Hillsdale, NJ: Lawrence Erlbaum Associates.
5. Scardamalia, M., & Bereiter, C. (1984) Development of strategies in text processing. In H. Mandl, N. Stein, & T. Trabasso (Eds.),Learning and comprehension of text (pp. 379–406). Hillsdale, NJ: Lawrence Erlbaum Associates.