John R. Anderson. (1981). Cognitive Skills and Their Acquisition. : Lawrence Erlbaum Associates, Inc.
Chicago-viite (17. p.)John R. Anderson. Cognitive Skills and Their Acquisition. Hillsdale, New Jersey: : Lawrence Erlbaum Associates, Inc, 1981.
MLA-viite (8. p.)John R. Anderson. Cognitive Skills and Their Acquisition. : Lawrence Erlbaum Associates, Inc, 1981.
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