Selective migration as a factor in child welfare in the United States
Subtitle: with special reference to Iowa
By: by Hornell Norris Hart.
Series: University of Iowa studies in child welfare,; v. 1, no. 7; University of Iowa studies.; 1st series, no. 53, September 1, 1921
Publisher: The University
Published: 1921
Place of publication: Iowa City
Language: eng
Number of pages: 137
Subjects: Children -- Statistics.; Children -- Iowa.; United States -- Statistics, Vital.
Notes: "Condensed form of a disseration presented by the author in partial fulfillment of the requirements for the degree of doctor of philosophy in child welfare."--Foreword.
"References cited": p. 131-137.