Stages and transition in conceptual development : an experimental study /
Wallace, J. G.
Stages and transition in conceptual development : an experimental study / J. G. Wallace. - Slough : N.F.E.R., 1972. - 247 p. : ill. ; 22 cm.
Includes bibliographical references (p. 236-243) and indexes.
Learning, Psychology of--------
Concepts.--------
155.423
Stages and transition in conceptual development : an experimental study / J. G. Wallace. - Slough : N.F.E.R., 1972. - 247 p. : ill. ; 22 cm.
Includes bibliographical references (p. 236-243) and indexes.
Learning, Psychology of--------
Concepts.--------
155.423