000 00543nam a2200169 a 4500
005 20230608063628.0
008 991125s1970 ea 000 0 eng u
020 _a0153773227
035 _aUPN01000046516
049 _aCG
050 4 _aLB1584 E6.6
_bP7.2
245 0 0 _aPrinciples and practices in the teaching of the social sciences concepts and values.
260 _aNew York :
_bHarcourt Brace Jovanovich,
_cc1970.
300 _a428 p. :
_bil. col.
650 4 _aCiencias sociales
_xEstudio y enseƱanza (Elemental)
_92813
905 _aLibro
999 _c46516
_d46516