00437nam a2200157   450000500170000000800040001704000090002105000150003010000210004511000080006624500980007426000520017230000160022450000250024065000140026520150416143224.0000  aUOEL  aHM25b.L66  aLopreato, Joseph  a000  aVilfredo Pareto :bSelections from his Treatise with anintroductory essay /cJoseph, Lopreato  aNew York ;bThomas Y. Crowell Company ,cc1965.  ax, 161 p. :  ainclude equilipriaum  xSociology