00458nam a2200157 a 450000100100000000500170001000800410002704000250006808200150009310000180010824500650012625000130019126000430020430000210024750400320026800004123720201002034724.0130927s1975    xxu           001 0 spa d  aDO-SdBNPbspacBNPHU  axxxxbxxxx1 aSpanier, John10aAmerican foreign policy since world war II. /cJohn Spanier.  a6ta. ed.  aNew York :bPraeger Publishers,c1975.  a395 p. ;c20 cm.  aBibliografía : p. 281-295