Publication

1977 - Beltz, Weinheim, Germany

Language

German

Word Count

61,750 words, Guess

Page Count

247 pages

Identifiers

  • ISBN-103407580010
  • ISBN-139783407580016
  • Library of Congress Control Number78339577
  • OCLC Control Number3668808
  • Open LibraryOL4300883M

Classifications

  • LCCLB1584 .P36

Subjects

Topics

Social sciencesAudio-visual aidsStudy and teachingSocial sciences -- Study and teaching -- Audio-visual aids

Series Statement

  • Beltz Forschungsberichte

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