Case, Karl E.
Principles of economics
Pearson, Prentice Hall, 2009
Buku Teks SO
Mankiw, N. Gregory
Principles of economics
Harcout College, 1998
Buku Teks
Case, Karl E.
Principles of economics
Prentice-Hall, 2004
Buku Teks SO
Case, Karl E.
Principles of economics
Prentice-Hall, 1996
Buku Teks SO
Case, Karl E.
Principles of economics
Prentice-Hall, 2002
Buku Teks SO