Hyman, David N.
Study guide for use with economics
Richard D. Irwin, 1971
 Buku Teks
Study guide for use with economics of social issues
by Devon L. Yoho ... [and others]
BPI, 1988
 Buku Teks
Baumol, William J.
Transparancies to accompany economics : principles and policy
[Publisher not identified], [19?-]
 Buku Teks
McKenzie, Richard B.
Economics issues in public policies
McGraw-Hill, 1980
 Buku Teks
Leftwich, Richard H.
Economics of social issues
Business Publications, 1974
 Buku Teks