Hoag, Erleen J.
Introductory economics / Erleen J. Hoag , John H. Hoag
Prentice-Hall, 1991
 Buku Teks SO
Readings in economics
edited by Paul A. Samuelson
McGraw-Hill, 1970
 Buku Teks
Hailstones, Thomas J.
Readings in economics
South-Western Publishing, 1974
 Buku Teks
Kohler, Heinz
Readings in economics
Alfred A. Knoff , 1961
 Buku Teks SO
Commons, John R.
Institutional economics : its place in political economy / John R. Commons
Macmillan, 1934
 Buku Teks