APA-ийн эшлэл(7 дахь хэвлэлт)
Lesh, R., & Doerr, H. M. Beyond Constructivism: Models and Modeling Perspectives on Mathematics Problem Solving, Learning, and Teaching. Lawrence Erlbaum Associates.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Lesh, Richard, ба Helen M. Doerr. Beyond Constructivism: Models and Modeling Perspectives on Mathematics Problem Solving, Learning, and Teaching. Mahwah, EUA: Lawrence Erlbaum Associates.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Lesh, Richard, ба Helen M. Doerr. Beyond Constructivism: Models and Modeling Perspectives on Mathematics Problem Solving, Learning, and Teaching. Lawrence Erlbaum Associates.
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