Schultz, Theodore W.
Yale University Press , 1964
Buku Teks
Geiger, Theodore, author
National Planning Association , 1963
Buku Teks
Schultz, Theodore W.
McGraw-Hill , 1945
Buku Teks
Houser, Theodore V.
McGraw-Hill Book Company, Inc., 1957
Buku Teks
Schultz, Theodore W.
The Minchigan of Univ. Press, 1966
Buku Teks