Bibliographic Metadata

• Title
  On children's quantitative concept of rational number: construct and estimate the sum
• Author
  Behr, Merlyn J. ; Wachsmuth, Ipke ; Post, Thomas R.
• Editor
  Bergeron, Jacques C. ; Herscovic, Nicolas
• Published
  1983
• Language
  English
• Document type
  Conference Proceedings
• URN
  urn:nbn:de:0070-bipr-25422