Author

Publication

1973 - Unesco Institute for Education [Inst. f. Pädagogik], Hamburg, Germany

Language

English

Word Count

22,500 words, Guess

Page Count

90 pages

Identifiers

Classifications

  • DDC374
  • LCCLC5215 .D38

Subjects

Series Statement

  • UIE monographs, 1
  • UIE monographs ;
  • 1.

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