• publisher: Pittsburgh, Carnegie library
  • creator: Carnegie Library of Pittsburgh
  • Keyword: Social problems Bibliography.
  • years: 1913.
  • pages: 23 p.
  • class: Z7161.5
  • notes: Accompanied by "Supplement to the 2d ed., 1912-1913." (23 p. 23 cm.) Published: Pittsburgh, Carnegie Library, 1913.
  • download: pdf file