Asendorpf, J., & Valsiner, J. (1992). Stability and change in development: A study of methodological reasoning. Sage.
Lua i Stíl Chicago (17ú heag.)Asendorpf, Jens, agus Jaan Valsiner. Stability and Change in Development: A Study of Methodological Reasoning. Newbury Park: Sage, 1992.
Lua MLA (8ú heag.)Asendorpf, Jens, agus Jaan Valsiner. Stability and Change in Development: A Study of Methodological Reasoning. Sage, 1992.
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