Encyclopedia of teaching of social studies : Vol. 4 Social studies in the elementary schools /

Ижил төстэй зүйлс

• Encyclopedia of teaching of social studies : Vol.3 Social studies in secondary schools /
  Хэвлэсэн: (1993)
• Encyclopedia of teaching of social studies : Vol.1 Theory of social studies /
  Хэвлэсэн: (1993)
• Encyclopedia of teaching of social studies : Vol. 2 Practice of social studies /
  Хэвлэсэн: (1993)
• Encyclopaedia of teaching of social studies : social studies and general education /
  Хэвлэсэн: (1993)
• A dictionary of social sciences /
  -н: Reading, Hugo F.
  Хэвлэсэн: (1976)