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СЪЩНОСТ НА ЗДРАВНО-ЕКОЛОГИЧНИТЕ КОМПЕТЕНТНОСТИ И МЯСТОТО ИМ В ОБУЧЕНИЕТО ПО ХИМИЯ И ОПАЗВАНЕ НА ОКОЛНАТА СРЕДА.

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اقرأ على الانترنت اقرأ أكثر حفظ في قائمتي
  • معلومة اضافية
    • Alternate Title:
      NATURE OF HEALTH-ENVIRONMENTAL COMPETENCES AND THEIR PLACE IN CHEMISTRY AND ENVIRONMENTAL PROTECTION EDUCATION.