International mathematics and science assessments What have we learned?

Ижил төстэй зүйлс

• International Mathematics and Science Assessments: What have We Learned? Research and development report. January 1992
  Хэвлэсэн: (1992)
• Science abstracts of china mathematics
• Assessing learning achievement
  -н: Izard.J.D
  Хэвлэсэн: (1992)
• Application of mathematical methods and computers in social sciences International bibliographical index 1975-1977
  Хэвлэсэн: (1978)
• Life cycle assessment What it is and how to do it
  Хэвлэсэн: (1996)