Principles and practices in the teaching of the social sciences concepts and values.
Principles and practices in the teaching of the social sciences concepts and values.
- New York : Harcourt Brace Jovanovich, c1970.
- 428 p. : il. col.
0153773227
Ciencias sociales--Estudio y enseñanza (Elemental)
0153773227
Ciencias sociales--Estudio y enseñanza (Elemental)