National Science Teachers Association & Gabel, D. (1994). Handbook of research on science teaching and learning. Macmillan.
Chicago-viite (17. p.)National Science Teachers Association ja Dorothy Gabel. Handbook of Research on Science Teaching and Learning. New York: Macmillan, 1994.
MLA-viite (9. p.)National Science Teachers Association ja Dorothy Gabel. Handbook of Research on Science Teaching and Learning. Macmillan, 1994.
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