Thesis (PH. D.)--University of Minnesota."Authorities": p. [174]-175.Mode of access: Internet
Doctor's dissertation at Paris University.Bibliography pref.: p. 19-20.Mode of access: Internet
Thesis (doctoral)--Friedrich-Wilhelms-Universitat zu Bonn.Mode of access: Internet
Thesis (Ph. D.)--University of Chicago."Works quoted" : p. 63-64.Mode of access: Internet
Thesis (Ph. D.)--University of Minnesota, 1919.Bibliography: p. 66-77.Mode of access: Internet
Issued also as thesis (PH.D.) University of Illinois.Bibliography: p. 483-490.Mode of access: Intern...
Thesis (Ph. D.)--University of Chicago.Bibliography: p. 147-152.Mode of access: Internet
Thesis (PH.D.)--University of Nebraska.Bibliography: p. 75-76.Mode of access: Internet
Thesis (PH. D.)--University of Chicago.Bibliography: p. 69-72.Mode of access: Internet
Thesis (doctoral)--Friedrich-Wilhelm-Universitat zu Berlin.Mode of access: Internet
Vita.Summary report of thesis--University of WyomingBibliography: p. 27-28.Mode of access: Internet
Thesis (doctoral)--Friedrich-Wilhelms-Universitat, Berlin.Mode of access: Internet
Thesis (doctoral)--Ludwig-Maximilians-Universitat Munchen.Mode of access: Internet
Thesis (doctoral)--Friedrich-Alexander-universitat, Erlangen.Mode of access: Internet
Thesis (doctoral)--Albert-Ludwigs-Universitat zu Freiburg i. Br.Mode of access: Internet
Thesis (doctoral)--Albert-Ludwigs-Universitat zu Freiburg i. Br.Mode of access: Internet
Doctor's dissertation at Paris University.Bibliography pref.: p. 19-20.Mode of access: Internet
Thesis (doctoral)--Friedrich-Wilhelms-Universitat zu Bonn.Mode of access: Internet
Thesis (Ph. D.)--University of Chicago."Works quoted" : p. 63-64.Mode of access: Internet
Thesis (Ph. D.)--University of Minnesota, 1919.Bibliography: p. 66-77.Mode of access: Internet
Issued also as thesis (PH.D.) University of Illinois.Bibliography: p. 483-490.Mode of access: Intern...
Thesis (Ph. D.)--University of Chicago.Bibliography: p. 147-152.Mode of access: Internet
Thesis (PH.D.)--University of Nebraska.Bibliography: p. 75-76.Mode of access: Internet
Thesis (PH. D.)--University of Chicago.Bibliography: p. 69-72.Mode of access: Internet
Thesis (doctoral)--Friedrich-Wilhelm-Universitat zu Berlin.Mode of access: Internet
Vita.Summary report of thesis--University of WyomingBibliography: p. 27-28.Mode of access: Internet
Thesis (doctoral)--Friedrich-Wilhelms-Universitat, Berlin.Mode of access: Internet
Thesis (doctoral)--Ludwig-Maximilians-Universitat Munchen.Mode of access: Internet
Thesis (doctoral)--Friedrich-Alexander-universitat, Erlangen.Mode of access: Internet
Thesis (doctoral)--Albert-Ludwigs-Universitat zu Freiburg i. Br.Mode of access: Internet
Thesis (doctoral)--Albert-Ludwigs-Universitat zu Freiburg i. Br.Mode of access: Internet
Doctor's dissertation at Paris University.Bibliography pref.: p. 19-20.Mode of access: Internet
Thesis (doctoral)--Friedrich-Wilhelms-Universitat zu Bonn.Mode of access: Internet
Thesis (Ph. D.)--University of Chicago."Works quoted" : p. 63-64.Mode of access: Internet