00442nam a2200157Ia 450000500170000000800410001708200140005810000240007224500660009625000130016226000390017530000090021465000370022394200070026099900170026720240821151605.0240821s9999||||xx |||||||||||||| ||und||  a307.2 LAR  aLarrabee, Harold A. 0aReliable knowledge : Scientific methods in the social studies  aRev. ed.  aBostonbHoughton Mifflin Co.c1964  a409p  aSOCIAL SCIENCE-TEACHING/RESEARCH  cBK  c33791d33791