págs. 1-34
Attitude research in science education: Contemporary models and methods
Frank E. Crawley, Thomas R. Koballa Jr.
págs. 35-55
Family behavior and learning in informal science settings: A review of the research
Lynn D. Dierking, John H. Falk
págs. 57-72
págs. 73-82
Erzberger's dilemma: Validity in action research and science teachers' need to know
Allan Feldman
págs. 83-101
págs. 103-116
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