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  1.  3
    The Elementary Science, Health, and Technology Project - Developmental Approaches in Science and Health (Dash).Marlene N. Hapai, Donald B. Young & Francis M. Pottenger - 1987 - Bulletin of Science, Technology and Society 7 (1-2):233-238.
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  2.  4
    Dash: A New Approach to Technology Education.Francis M. Pottenger - 1987 - Bulletin of Science, Technology and Society 7 (5-6):825-828.
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  3.  7
    Dash: a New Approach To Technology Education.Francis M. Pottenger - 1987 - Bulletin of Science, Technology and Society 7 (3-4):825-828.
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