Author

Contributions

  • Samuilov, S. - Contributor
  • Khadzhipetrova, Elena. - Contributor
  • Nauchnozisledovatelski institut po truda. - Contributor

Publication

1979 - Nauchnoizsledovatelski in-t po truda, Sofii͡a︡, Bulgaria

Language

Bulgarian

Word Count

43,000 words, Guess

Page Count

172 pages

Identifiers

Classifications

  • LCCHD8626.5 .M36

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