Sharp, Ansel M.
Economics of social issues
Business Publications, 1986
Buku Teks
Sharp, Ansel M.
Economics of social issues
McGraw-Hill, 2002
Buku Teks
Sharp, Ansel M.
Economics of social issues
Richard D. Irwin, 1990
Buku Teks
Leftwich, Richard H.
Economics of social issues
Business Publications, 1974
Buku Teks
Sharp, Ansel M.
Economics of social issues
McGraw-Hill, 2000
Buku Teks