00399nam a2200121Ia 450000500170000000800410001708200170005810000220007524500990009726000470019630000140024365000200025720240821151714.0240821s9999||||xx |||||||||||||| ||und||  a300.0151 ARR  aArrow, Kenneth J. 0aMathematical methods in the social sciences 1959 : proceedings of the first stanford symposium  aCaliforniabStanford University Pressc196  aviii,365p  aSocial sciences