Ledakan pengangguran menghantui perekonomian?
 Artikel Jurnal
Moyer, C.A.
Fundamental principles of accounting / C.A. Moyer and Hiram T. Scovill
John Wiley & Sons, 1954
 Buku Teks
Stout, Hiram Miller
Public service in Great Britain / Hiram Miller Stout
University of North Carolina Press, 1938
 Buku Teks