Puig, L., & Gutiérrez, A. (1996). Proceedings of the zoth conference of the international group for the psychology of mathematics education: Vol. 1. Universitat de valencia.
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Chicago-čujuhus (17. p.)
Puig, Luis, juo Angel Gutiérrez. Proceedings of the Zoth Conference of the International Group for the Psychology of Mathematics Education: Vol. 1. Valencia: Universitat de valencia, 1996.
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MLA-čujuhus (9. p.)
Puig, Luis, juo Angel Gutiérrez. Proceedings of the Zoth Conference of the International Group for the Psychology of Mathematics Education: Vol. 1. Universitat de valencia, 1996.
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