Lind, Douglas A.
Study guide for use with statistical techniques in business and economics
McGraw-Hill-Irwin, 2010
 Buku Teks
Study guide for use with economics of social issues
by Devon L. Yoho ... [and others]
BPI, 1988
 Buku Teks
Leftwich, Richard H.
Study guide to accompany economics of sosial issues
United States of America, 1984
 Buku Teks
Lipsey, Richard G.
Economics
Harper Collin, 1996
 Buku Teks
Adreson, W. H. Locke
Economics
Prentice Hall of India, 1986
 Buku Teks